According to NBC News, Haines, a former British military, left the military to work for NGOs, where he provides security work.
Kwa mujibu wa NBC News, Haines, aliyekuwa mmoja wa wanajeshi wa Uingereza, aliachana na jeshi na kufanya kazi na mashiririka yasiyo ya kiserikali, ambapo alifanya kazi za kulinda usalama.