Ex-Marine commander faces discharge over amphibious vehicle sinking that killed 9 near San Diego
Michael Regner, former commanding officer of Battalion Landing Team 1/ 4.. - U.S. Marine Corps/U.S. Marine Corps/TNS

CAMP PENDLETON, Calif. — The former commanding officer of the the battalion landing team involved in the 2020 deadly assault amphibious vehicle sinking off the San Diego coast could be kicked out of the service months before he’s eligible for retirement. A board of inquiry into his involvement began on Camp Pendleton Tuesday — the second of several planned administrative boards for Marines after an investigation found they bore some responsibility for the tragedy that cost eight young Marines and a sailor their lives. A previously announced administrative separation board for an unnamed platoo...