Shreveport, La., native Staff Sgt. Jessie Jackson Jr., right, Headquarters and Headquarters Troop, 4th Squadron, 9th Cavalry Regiment, 2nd Brigade Combat Team, 1st Cavalry Division, helps Philadelphia native Sgt. 1st Class James Brown, also from HHT, 4-9 Cav., with a hand receipt in the "Boom Boom Room" on Forward Operating Base Prosperity in central Baghdad.