A North Vietnamese airfield is heavily damaged by U.S. jets while a bridge in Hanoi is destroyed for the second time. 134 enemy soldiers are wiped out by South Vietnamese in a six hour battle near Saigon. Title: "U.S. Planes Bomb Hanoi Bridge and Air Field." Aerial footage shows bombs striking targets. South Vietnam battle scene shows rubble and fallen buildings. Dead soldiers lie on the ground. Close-up of soldiers, arms, flame throwers and bombs.