Prince Harry begins seven-day tour of US

Prince Harry has begun his US tour by meeting Michelle Obama and joining her in honouring America's military mothers at a White House reception.

He also visited an exhibition highlighting the work of a landmine charity supported by his mother, Princess Diana.

Prince Harry is in the US on a week-long tour and will also be promoting his own charities and attend the Warrior Games, a sporting championship for injured servicemen and women.

Nicholas Witchell reports.