The Aviation Section of the Signal Corps begins regular airmail service from Washington, D.C., to New York City.
The U.S. thwarted a drone attack on U.S. forces at Al Asad air base in western Iraq on April 22, marking the first time that American troops have been targeted since February, U.S. officials said. “We can confirm it was an attack on Al Asad,” a defense official told Air & Space…