Vietnam's battlefields drawing tourists, 50 years on from war

Some remember the Vietnam War battles from the headlines of the 1960s and 1970s, and some from movies and history books. Others know them as the graveyards of loved ones who died fighting more than a half-century ago. Today the battlefields of Vietnam are sites of pilgrimage for veterans from both sides who fought there, and tourists wanting to see firsthand where the war was waged