CORONADO, Calif. (Sept. 29, 2023) Chief Explosive Ordnance Disposal Technician Austin Ball, from Gardnerville, Nev., renders a salute as he walks through side boys after his promotion to chief petty officer in a ceremony with Explosive Ordnance Disposal (EOD) Group One. EODGRU-1, a component of Navy Expeditionary Combat Command, mans, trains, and equips west-coast based EOD and mobile dive and salvage forces in support of the fleet, special operations, and joint, combined and contingency operations.