U.S. Navy Sends Deep-Dive Unmanned Recovery Vehicle to Search for Argentine Sub

USNI News – Argentine officials believe San Juan’s last known location was right at the edge of the continental shelf. Anticipating the sub could have entered a deep uncontrolled dive, the U.S. Navy sent to Argentina a Cable operated Unmanned Recovery Vehicle (CURV) 21 which can dive to 20,000 feet below the sea surface, according to a Navy spokesperson.