Official Caption: "COAST GUARD CUTTER SINKS SUB: A U.S. Coast Guardsman, wounded in one of the outstanding dramatic engagements of submarine warfare in this global conflict, Robert J. Croak, motor machinist's mate first class. . .Arlington, Mass., lies in his bunk aboard the Coast Guard Cutter SPENCER. His left hand and arm painfully injured, is supported by a wire frame and pins inserted through the fingers. Coast Guardsmen Croak sustained his injuries during the ensuing battle when the Cutter SPENCER crippled a Nazi undersea raider with gunfire after the sub had been forced to the surface by a depth charge." Date: 17 April 1943? (Notation on the back of the photo reads: "Not to be released for publication or announced to the public before 10:00 A.M. Eastern War-Time, June 2nd."); Photo No.: 1525; Photographer: Jack January Source - NARA Description: Spencer suffered 25 casualties, including one KIA, RM 3/c Julius T. Petrella. Nine of the wounded suffered ruptured eardrums.