Chief Petty Officer Marc Sepulveda, a Hospital Corpsman with 3rd Air Naval Gunfire Liaison Company, Force Headquarters Group, applies Tactical Field Care during his final evaluation of a Tactical Combat Casualty Care course provided by Marine Forces Reserve at Marine Corps Support Facility New Orleans, Nov. 20, 2019. The TCCC course lasts 3 days ensuring Hospital Corpsmen can successfully administer life saving medical attention in a combat environment using only the equipment available in a standard issue individual first aid kit. (U.S. Marine Corps photo by Lance Cpl. Christopher W. England)