An AV-8B Harrier with Marine Medium TIltrotor Squadron 161 (Reinforced), 15th Marine Expeditionary Unit, launches off the flight deck of the USS Essex (LDH 2) at sea in the Pacific Ocean, May 13, 2015. 15th MEU’s air combat element is launched and recovered Harriers to maintain readiness and proficiency during their seven-month deployment. (U.S. Marine Corps photo by Cpl. Elize McKelvey/Released))