Loading Dropsonde Air Force Master Sgt. Erik Marcus loads a dropsonde weather device into a cannon during a flight into Hurricane Harvey out of Keesler Air Force Base, Miss., Aug. 24, 2017. Marcus is a loadmaster assigned to the 53rd Weather Reconnaissance Squadron. Air Force photo by Staff Sgt. Heather Heiney SHARE: Download: Full Size (1.88 MB) Tags: Guard, hurricane Harvey, Air Force, Coast Guard, Sailors, training, Navy, Airmen Credit: Staff Sgt. Heather Heiney VIRIN: 170824-F-VZ090-138A.JPG Photo Gallery