Pentagon spokesman John Kirby told NBC News there was "no reason to doubt the authenticity" of the clip purporting to show US soldier Sergeant Bowe Bergdahl, who has spent five years in Taliban captivity, being handed back into US custody.
He said: "US officials are currently reviewing the video, but our focus right now is in getting Bergdahl the care he needs."
More top news
There is a snow and ice warning in force for much of the UK tomorrow, but temperatures will be slightly higher than today.
A Quebec man has missed out on winning millions on the Canadian lottery, because his ticket was printed out seven seconds too late.
The dramatic moment that Dutch police stormed a TV studio to arrest a gunman was caught on the station's cameras.