Omar's compound was an abandoned industrial park owned by MB Construction & Building Supply, located off a service road south of Brach. The compound served as Omar's base of operations during Day 4, and was where Secretary of Defense James Heller and his daughter, Audrey Raines, were held following their kidnapping. The compound was situated out of a large, concrete bunker, fenced off and surrounded by arid, hilly terrain. The terrorists within the compound was stated to be around 20, and included Kevin, Farez, Duman, Ahmet, a sentry and a guard.