'Most exciting day of my life,' says former Sudanese refugee
                                
                                
                                    (Newser) -
                                    Former Darfur "Lost Boy" refugee Lopez Lomong, who  became a US citizen one year ago, has been chosen to carry the Stars & Stripes at tomorrow's opening ceremony of the Olympics. "This is the most exciting day of my life," Lomong, 23, told the Boston Globe....