Prince Harry and first lady Michelle Obama helped kick off the Invictus Games for wounded veterans with uplifting speeches Sunday night, joining other figures from the worlds of sports, entertainment and politics in a glittery opening ceremony. Actor Morgan Freeman and former president George W. Bush - honorary chairman of this year's games - sat in the audience for the ceremonial start of the games at Disney's ESPN Wide World of Sports Champion Stadium. Nearly 500 athletes from 14 different countries are competing in the Paralympic-style sports competition over a four-day period beginning Monday.