A KC-130 Hercules with Marine Aerial Refueler Transport Squadron 234 refuels a MV-22B Osprey with Marine Medium Tiltrotor Squadron 764, both with Marine Aircraft Group 41, 4th Marine Aircraft Wing, during an aerial refueling training mission in the air over Canadian Forces Base Cold Lake, Canada, June 17, 2019, in support of Sentinel Edge 19. Exercises like SE19 ensure MARFORRES is a proficient force, ready for world-wide deployment at any given time. (U.S. Marine Corps photo by Lance Cpl. Jose Gonzalez)