DURHAM, N.H. -- In his first stumble, White House hopeful Barack Obama on Monday took back words from the day before, when he said the lives of U.S. soldiers killed in Iraq were "wasted." Following his Springfield launch on Saturday, Obama wrapped up a three-day swing in the key primary states of Iowa and New Hampshire, ending at a University of New Hampshire rally where he assailed the "trivialization of politics" where "it is all about who makes a gaffe." In this case, that would be Obama, the Illinois Democrat. During his first press conference as a presidential candidate at...