An Irish film has scooped one of the top prizes at the Sundance Film Festival in the US, known as the Oscars for independent film-makers.

The award for editing has gone to "The Summit" - a documentary that tells the tragic story of Irish climber Ger McDonnell, who was killed attempting to climb K2 along with his fellow mountaineers.

Newstalk Sport's Ger Gilroy spoke to director Nick Ryan about the film and McDonnell's story...