 In late-June 1952, 75 aircraft from 1st MAW participated in the attack on the Sui-ho Dam which were strikes aimed at the hydroelectric plants in North Korea.The Wing's Chief of Staff Frank Schwable was shot down in July 1952 and while a prisoner of war confessed to having participated in germ warfare.He was eventually cleared of all charges, but his case prompted a review of training and expectations of prisoners-of-war.