SAN DIEGO (Feb. 2, 2023) Lt. j.g. Fin Merrill, assigned to amphibious assault ship USS Essex (LHD 2), center, and Gunner’s Mate 2nd Class Sean Liles, right, assigned to guided-missile destroyer USS Chafee (DDG 90), participate in an Afloat Training Group (ATG) search and rescue (SAR) proficiency training at the Charles Jackson French Surface Rescue Swimmer Pool onboard Naval Base San Diego, Feb. 2, 2023. ATG San Diego is responsible for continued training, evaluating, and re-certifying of SAR swimmers on their ability to perform rescues, provide emergency assistance, and administer medical aid in-water and on land for all San Diego-based ships. (U.S. Navy photo by Mass Communication Specialist 2nd Class Brett McMinoway)