 On 24 April the deputy commander of the 24th Squadron, Wu Zhenhua, crashed on the flight to Kunming.On 12 May, Chen Lokun, the flight commander of the 24th Squadron was killed during a training flight, crashing into a tree during landing.In July for unclear reasons the P-43 of the 4th Air Group commander, Zheng Shaoyu, caught fire in the air and the pilot was killed.