LOS ANGELES - Madonna launched her first world tour in two years on Sunday, delighting an enthusiastic Los Angeles crowd by hanging herself from a cross, insulting President George W. Bush, and dusting off some of the sexy moves that have sustained her career for more than 20 years. The "Confessions" tour will keep her on the road for two months in North America, and then resume on July 30 in Wales for a five-week stadium swing through eight European cities. Shows in Japan are also on tap for mid-September. The 47-year-old dance diva spent two hours churning out most...