The 307th Bomb Wing and 917th Fighter Group welcome the following newcomers for March 2013.BISHOP, DERIK M. 707th Maintenance SquadronMaster Sgt. GRAHAM, LANCE S., 917th Aircraft Maintenance SquadronLt. Col. POLOMOSCANIK, RONALD J., 343rd Bomb SquadronStaff Sgt. RICHARDSON, KENNY M., 307th