The Boeing 727 tri-jet airliner makes its first flight, from Seattle to Everett, Wash. The 727 was the most-produced airliner of all time until surpassed by the Boeing 737.
The Air Force plans to add external weapons pylons on the B-1B bomber, both to increase the number of aircraft that can test hypersonic missiles and expand the Lancer’s loadout as USAF transitions to the B-21 bomber.