Propeller Prep Marine Corps Lance Cpl. Ty Stone secures a KC-130 Hercules propeller after an aerial refueling training mission supporting Sentinel Edge 19 at Canadian Forces Base Cold Lake, Canada, June 17, 2019. SHARE IMAGE: Download Image: Full Size (1.66 MB) Tags: Marine Corps, Sentinel Edge Photo By: Marine Corps Sgt. Andy Martinez VIRIN: 190617-M-MI258-263Y.JPG Photo Gallery