President Richard M. Nixon announces at 8 p.m. EST (May 9, 8 a.m., in Saigon) that Operation Linebacker I, the bombing of Hanoi and mining of ports, will begin on May 10.
Dozens of fighter jets gathered at Tyndall Air Force Base in Florida last week to kick off one of the service’s biggest air combat exercises despite the government shutdown. More than 50 aircraft and 500 personnel are participating in Checkered Flag 26-1.

