170707-N-TW634-0055 SAN DIEGO (July 7, 2017) The Peruvian submarine BAP Pisagua (SS 33) arrives at Naval Base Point Loma in support of the Diesel-Electric Submarine Initiative program. Pisagua, commanded by Cmdr. Sergio Garma, is visiting San Diego to conduct training and exercises with the U.S. Navy, including anti-submarine warfare and submarine rescue operations. (U.S. Navy photo by Mass Communication Specialist 2nd Class Derek Harkins/Released)