
The term muscle hijacker was used to refer to the terrorists involved in the 9/11 attacks. The muscle hijackers were responsible for overpowering the passengers and crew of the hijacked flights, allowing the pilot hijackers to take control of the flights. The muscle hijackers were not aware that they were on a suicide mission, and their primary role was to provide muscle or force to subdue those on board. Osama bin Laden began selecting the muscle hijackers in 2000, and they were mostly young men from Saudi Arabia, recruited from their neighborhood mosques or universities.
| Characteristics | Values |
|---|---|
| Number of muscle hijackers | 13 or 15 |
| Height | Between 5'5" and 5'7" |
| Age | 20-28 |
| Country of origin | Saudi Arabia (12 or 15), United Arab Emirates (2 or 3) |
| Religion | Muslim |
| Marital status | All but one were unmarried |
| Employment status | Several were unemployed |
| Education | Five had begun university |
| Knife skills | Practiced by butchering sheep and camels |
| Knowledge of the mission | Unaware it was a suicide mission |
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What You'll Learn
- Muscle hijackers were physically unimposing, between 5'5 and 5'7 in height
- They were trained to overpower pilots, passengers and crew
- The majority of muscle hijackers did not know they were on a suicide mission
- They were selected in late 2000 or early 2001
- The muscle hijackers were not in contact with the pilot hijackers

Muscle hijackers were physically unimposing, between 5'5 and 5'7 in height
The term "muscle hijackers" refers to the terrorists involved in the September 11 attacks. These individuals were responsible for helping to subdue pilots, passengers, and crew during the hijacking of aircraft. The muscle hijackers were not the ones who piloted the planes but rather provided support to the pilot hijackers by assisting in the takeover of the flights.
While the muscle hijackers played a crucial role in the attacks, they were not the masterminds behind the planning and execution. The majority of them were reportedly unaware that they were on a suicide mission. Evidence suggests that they believed the purpose of the hijackings was to free perpetrators of previous extremist attacks or to make demands, with the planes flown to distant airports and hostages taken.
Interestingly, the muscle hijackers were not in contact with the pilot hijackers and only learned of the true nature of their mission on the day of the attacks. This strategy of compartmentalization helped maintain operational security. Osama bin Laden began selecting the muscle hijackers during the summer and early fall of 2000, choosing individuals who were physically unimposing and of average height, ranging between 5 feet 5 inches and 5 feet 7 inches.
The muscle hijackers underwent training in Afghanistan, which included practicing knife skills by butchering sheep and camels. They primarily came from Saudi Arabia, with the exception of one individual from the United Arab Emirates. These individuals were between 20 and 28 years old, and most of them settled near Atta in rentals around Southern Florida before the attacks.
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They were trained to overpower pilots, passengers and crew
The 9/11 attacks were carried out by 19 men affiliated with al-Qaeda, organised into four teams, each with a pilot-trained hijacker and three or four "muscle hijackers". The muscle hijackers were trained to overpower pilots, passengers, and crew, allowing the pilot hijackers to take control of the flights. The muscle hijackers were physically unimposing, standing between five foot five and five foot seven, and were selected by Osama bin Laden in late 2000 or early 2001. They underwent training in Afghanistan, including practising knife skills by butchering sheep and camels.
Al-Mihdhar and al-Hazmi were potential pilot hijackers but did not perform well in their initial pilot lessons in San Diego. They were kept on as muscle hijackers and joined by 13 others, 12 from Saudi Arabia and one from the United Arab Emirates. The muscle hijackers were not in contact with the pilot hijackers and were not informed of the true nature of their mission until the day of the attacks.
The role of the muscle hijackers was to restrain flight attendants and passengers while the leaders of the plot chose the dates for the attack and flew the planes. The muscle hijackers were not aware that they were on a suicide mission, as they had not prepared wills or given other indications that they expected their deaths. They believed the purpose of the hijackings was to free perpetrators of previous extremist attacks or to take hostages while presenting demands.
The muscle hijackers were chosen for their extensive knowledge of Western culture and language skills, which increased the mission's operational security and chances of success. They were between 20 and 28 years old, and some had planned to fight in Chechnya before encountering difficulties and being diverted to Afghanistan.
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The majority of muscle hijackers did not know they were on a suicide mission
The term "muscle hijackers" refers to the terrorists involved in the September 11 attacks. A total of 19 men, affiliated with the jihadist organization al-Qaeda, were responsible for the attacks. These men were organized into four teams, each led by a pilot-trained hijacker and three or four "muscle hijackers". The muscle hijackers were trained to help subdue pilots, passengers, and crew, allowing the pilot hijackers to take control of the flights.
The muscle hijackers were physically unimposing, standing between five foot five and five foot seven. Twelve of them came from Saudi Arabia, with the exception of Fayez Banihammad, who was from the United Arab Emirates. They were recruited into jihad in their neighborhood mosques or universities, and most of them were between 20 and 28 years old. Some had planned to fight in Chechnya but were diverted to Afghanistan, where they joined bin Laden's camps. After their training in Afghanistan, which included practicing knife skills by butchering sheep and camels, most of the muscle hijackers settled near Atta in rentals around Southern Florida.
Contrary to popular belief, the majority of these muscle hijackers did not know they were on a suicide mission. This conclusion was reached by the FBI, who found no evidence of last wills and testaments or other indications that they expected their lives to end. According to an audio recording of Osama Bin Laden from 2001, the muscle hijackers were kept in the dark about the true nature of their mission until the day of the attacks. This strategy of compartmentalization helped maintain operational security and avoided potential leaks or hesitations.
Furthermore, items found among the muscle hijackers' possessions suggested that they had been preparing for incarceration rather than martyrdom. They expected to take part in conventional" hijackings, where they would demand the release of perpetrators of previous extremist attacks on the United States. This interpretation is supported by Atta's final instructions, which included pleas for divine forgiveness, indicating a psychological burden that contradicts the notion of martyrdom.
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They were selected in late 2000 or early 2001
The muscle hijackers were selected to overpower the pilots, passengers, and crew of the planes and allow the pilot hijackers to commandeer the flights. In late 2000 or early 2001, 13 muscle hijackers were selected, in addition to Khalid al-Mihdhar and Nawaf al-Hazmi, who were kept on as muscle hijackers after performing poorly in their initial pilot lessons. All but one of the muscle hijackers were from Saudi Arabia, with the exception of Fayez Banihammad, who was from the United Arab Emirates. Osama bin Laden began selecting the muscle hijackers in the summer and early fall of 2000, and they arrived in the US in early to mid-2001.
The muscle hijackers were chosen for their physical strength and ability to subdue the pilots, passengers, and crew. They underwent training in Afghanistan, including practising knife skills by butchering sheep and camels. They were physically unimposing, standing between five foot five and five foot seven, and ranged in age from 20 to 28. Most of them were recruited into jihad at their neighbourhood mosques or universities, and some had planned to fight in Chechnya before encountering difficulties and being diverted to Afghanistan, where they joined bin Laden's camps.
The muscle hijackers were kept in the dark about the true nature of their mission until the day of the attacks, according to an audio recording of Osama Bin Laden from 2001. The FBI concluded that they did not know they were on a suicide mission, as they had not prepared wills or given other indications that they expected their deaths. They believed the purpose of the hijackings was to free perpetrators of previous extremist attacks on the US or to take hostages and present demands, as evidenced by items found among their possessions.
The muscle hijackers were part of a larger group of 19 hijackers who carried out the September 11 attacks. The group was affiliated with the jihadist organization al-Qaeda and hailed from four countries: Saudi Arabia, the United Arab Emirates, Egypt, and Lebanon. They were organized into four teams, each led by a pilot-trained hijacker, with three or four muscle hijackers on each team. The pilot-trained hijackers included Mohamed Atta, Marwan al-Shehhi, Ziad Jarrah, and Hani Hanjour. Atta was the ringleader over all four groups and played a key role in planning and executing the attacks.
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The muscle hijackers were not in contact with the pilot hijackers
The 9/11 attacks were carried out by 19 men affiliated with al-Qaeda, who were divided into four teams, each led by a pilot-trained hijacker. The pilot hijackers were responsible for commandeering the flight, with the help of three or four "muscle hijackers" who were trained to overpower the pilots, passengers, and crew.
The muscle hijackers were selected by Bin Laden in late 2000 or early 2001, with 12 of them coming from Saudi Arabia and the remaining from the United Arab Emirates. They underwent training in Afghanistan, which included practicing knife skills by butchering sheep and camels. These individuals were physically unimposing, standing between five foot five and five foot seven, and their role was primarily to provide "muscle" and restrain those on board the flights.
The pilot hijackers, on the other hand, were chosen for their extensive knowledge of western culture and language skills. They underwent flight training in San Diego, California, and were responsible for planning and executing the attacks. The FBI concluded that the muscle hijackers did not know they were on a suicide mission, as they had not prepared wills or given other indications of expecting their deaths. This strategy of keeping the muscle hijackers separate from the pilot hijackers and unaware of the full scope of the mission helped to ensure the secrecy and success of the attacks.
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Frequently asked questions
A muscle hijacker is someone who helps overpower pilots, passengers, and crew during a hijacking.
The muscle hijackers in the September 11 attacks were 15 citizens of Saudi Arabia, two from the United Arab Emirates, one from Egypt, and one from Lebanon. They were trained to help subdue the pilots, passengers, and crew.
Osama bin Laden began selecting the muscle hijackers in the summer and early fall of 2000.











































