U.S. flies bombers over Korean peninsula after North Korea missile test

By James Pearson and Michelle NicholsSEOUL/NEW YORK (Reuters) - The United States flew two supersonic B-1B bombers over the Korean peninsula in a show of force on Sunday and the U.S. ambassador to the United Nations said China, Japan and South Korea needed to do more after Pyongyang's latest missile tests.North Korea said it conducted another successful test of an intercontinental ballistic missiles (ICBM) on Friday that proved its ability to strike America's mainland, drawing a sharp warning fr