The Prince of Wales has paid tribute to wounded American service personnel, praising their positive outlook on life and "determination" to succeed despite their injuries. He also highlighted how both the UK and US owed an "immense debt" to their armed forces who were prepared to risk their lives serving in Afghanistan. The heir to the throne's words of support came during an event in Washington to celebrate the work of the British Forces Fund and America's United Service Organisations - two bodies which organise morale boosting entertainment for troops on both sides of the Atlantic. The Prince is on...