Loadmasters train on aerial spray system Published April 18, 2016 By Master Sgt. Bob Barko Jr. 910th Airlift Wing Public Affairs YOUNGSTOWN AIR RESERVE STATION, Ohio -- Master Sgt. Kahleef Graham, a C-130H Hercules cargo aircraft loadmaster and a Modular Aerial Spray System (MASS) operator assigned to the 757th Airlift Squadron, observes as Tech. Sgt. Richard Demchuk, a C-130H Hercules cargo aircraft loadmaster assigned to the 757th Airlift Squadron, goes through a functions checklist in a hangar here, April 3, 2016. Demchuk was completing a specialized certification to perform his dual role as a MASS operator for the Department of Defense’s only aerial spray capability. For more information about the 910th Airlift Wing’s Air Force Reserve special mission, click on the following link: http://www.youngstown.afrc.af.mil/About/FactSheets/Display/tabid/865/Article/178927/aerial-spray-mission.aspx (U.S. Air Force photo/Master Sgt. Bob Barko Jr.)