20 June 2025 Naval Health Research Center Holds Change of Command Ceremony SAN DIEGO - Capt. Eric Welsh was relieved by Capt. Kellie McMullen as commanding officer of Naval Health Research Center (NHRC) during a change of command ceremony on the morning of June 17th.Capt. Franca R. Jones, commander, Naval Medical Research Command, presided over the ceremony, and was among...