Steven Spielberg admits he's been converted on UFOs, says he believes the believers

Steven Spielberg spent decades putting aliens on the big screen. Now, the legendary filmmaker admitted years of UFO reports and eyewitness accounts have convinced him that the people claiming to have seen them deserve to be believed.

While promoting his new film "Disclosure Day," Spielberg said widespread documentation, smartphone videos and testimony from military and government figures helped move the subject of UFOs from tabloid territory into the mainstream.

Though he said he had never personally seen a UFO...