Marines from Detachment A, Marine Light Attack Helicopter Squadron 773, Marine Aircraft Group 49, 4th Marine Aircraft Wing, Marine Forces Reserve, conduct a flight pre-check on a Bell UH-1Y Venom before taking off in support of hurricane Harvey on Aug. 28, 2017 from Belle Chasse, La. The Marine Corps is America’s expeditionary total force in readiness that is always first to the fight, whether on the battlefield or national emergencies. Active duty and Reserve Marine are fully integrated to fight and win in any clime at any time. (U.S. Marine Corps photo by Lance Cpl. Melany Vasquez/ Released)