He allegedly would brandish a large knife and boast to family members about killing U.S. agents. Speaking of Nidal Malik Hasan, the US Army psychiatrist who killed 13 Americans at Fort Hood in 2009, Alessa said he would outdo him: "He's not better than me. I'll do twice what he did." According to court documents, he also said: "A lot of people need to get killed, bro. Swear to God... My soul cannot rest until I shed blood. I wanna, like, be the world's [best] known terrorist."