Carnell Moore dies after shooting himself at Houston airport HOUSTON, May 2 (UPI) -- The FBI identified the man who killed himself Thursday at Houston's George Bush Intercontinental Airport as 29-year-old Carnell Moore. Moore shot himself in the head after firing into the air with an assault rifle, The Beaumont (Texas) Enterprise reported. Moore was confronted by federal agents before shooting himself at about 1:35 p.m.