The Boeing Model 299, the prototype of the B-17 Flying Fortress, is flown to Wright Field, Ohio, for its official tests, flying 2,100 miles nonstop in nine hours. The Model 299 would crash on Oct. 30 when a gust lock is inadvertently left on the elevators and airplane goes out of control on takeoff.
Navy Adm. Samuel J. Paparo Jr. assumed leadership of the U.S. Indo-Pacific Command, succeeding Navy Adm. John Aquilino at a change of command ceremony, urging action amid China's “increasing intrusive and expansionist claims,” on May 3