This undated combination of photos shows the U.S. Air Force WC-135W Constant Phoenix aircraft during flight, left, and two Chinese SU-30 fighter jets taking off. A pair of Chinese fighter jets conducted an "unprofessional" intercept of an American radiation-sniffing surveillance plane over the East China Sea, the U.S. Air Force said Friday, May 19, 2017, the latest in a series of such incidents that have raised U.S. concerns in an already tense region. (U.S. Air Force and Xinhua via AP)
Featured Photo Galleries
