 However, on 24 August 1943, "U-185" was detected and attacked by a Grumman F4F Wildcat and a Grumman TBF Avenger from the escort carrier .One officer was shot dead by the Wildcat and "U-185" was heavily damaged by the depth charges from the Avenger so sea water streamed into the submarine and chlorine gas developed, killing many of the crew.Höltring killed two badly wounded men who had asked for it, and then himself.