SOUTH GOULBURN ISLAND, Australia (Sept. 3, 2022) U.S. Navy Hospital Corpsman John Manikas, assigned to India Co., 3d Battalion, 7th Marine Regiment (3/7), Ground Combat Element (GCE), Marine Rotational Force-Darwin (MRF-D) 22, treats U.S. Marine Corps Cpl. Joshua Salguero, a rifleman with India Co., 3/7, GCE, MRF-D 22, a simulated casualty during Expeditionary Advanced Base Operations exercise (EABO Ex) at South Goulburn Island, Australia, Sept. 1, 2022. EABO Ex was a force-on-force training that exercised the MRF-D's ability to forward deploy and establish expeditionary advanced bases. (U.S. Marine Corps photo by Cpl. Emeline Molla)