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FILE - In this June 8, 1972 file photo, bombs with a mixture of napalm and white phosphorus jelly dropped by Vietnamese Air Force Skyraider bombers explode across Route 1, amidst homes and in front of the Cao Dai temple on the outskirts of Trang Bang, Vietnam. In the foreground are Vietnamese soldiers and journalists from various international news organizations. The towers of the Trang Bang Cao Dai temple are visible in the centre of the explosions. (AP Photo/Nick Ut)

Iconic 'Napalm Girl' photo turns 40

It only took a second for Associated Press photographer Huynh Cong "Nick" Ut to snap the iconic black-and-white image 40 years ago. It communicated the horrors of the Vietnam War in a way words could never describe, helping to end one of the most divisive wars in American history.