WASHINGTON (May 6, 2022) Secretary of the Navy Carlos Del Toro pets Pvt. Chesty XVI, the official Marine Corps mascot, left, and Lance Cpl. Chesty XV after a relief and appointment ceremony at Marine Barracks Washington, May 6, 2022. Private Chesty XVI relieved Lance Cpl. Chesty XV of his duties as the official Marine Corps mascot, and Del Toro congratulated the two mascots for their dedication to the Marine Corps. (U.S. Marine Corps photo by Lance Cpl. Pranav Ramakrishna)