"I need Comms (communications equipment). ... I need ammo. ... I need Glocks and M4s. ... Guys are in the field with borrowed stuff and in harm’s way," Blackwater's Iraq operations manager at the time, Tom Powell, wrote the email to other company officials on March 30, 2004. One day after this email was sent, insurgents in Fallujah ambushed a supply convoy guarded by Blackwater, killing the four employees who were all former members of the military.