Individual members of "Al-Muhajiroun" have been implicated in a number of terrorist attacks, including the murder of Lee Rigby (Michael Adebolajo and Michael Adebowale), the 2017 London Bridge attack (Khuram Butt), and the 2019 London Bridge stabbing (Usman Khan). Some members, such as Zacarias Moussaoui, have been implicated in controversies surrounding "Al-Qaeda".