New documentary questions who took famous napalm attack photo

FILE - South Vietnamese forces follow children, including 9-year-old Kim Phuc, center, as they run down Route 1 near Trang Bang after an aerial napalm attack on suspected Viet Cong hiding places, June 8, 1972. FILE - Pulitzer Prize-winning photographer Nick Ut, center, flanked by Kim Phuc, left, holds his Pulitzer Prize winning photo, as they wait to meet with Pope Francis during the weekly general audience in St. Peter's Square at The Vatican, May 11, 2022.

It is one of the 20th century's most memorable images: a naked girl, screaming, running from a napalm bombing during the Vietnam War. More than a half-century later, a new documentary is calling into question who took it — and the retired Associated Press photographer long credited for the photo insists it was his, while his longtime employer says it has no evidence of anyone else being behind the camera.