Emotional Obama ends campaign in Iowa with call for change
DES MOINES, Iowa (Reuters) – An emotional President Barack Obama ended his final campaign on Monday in Iowa, the place that launched his first White House bid and that could hold the key to his political future. After two days of nearly round-the-clock travel to the battleground states of Ohio, Florida, Colorado, New Hampshire and Wisconsin, Obama ended his tour in Des Moines with a speech that harkened back to his 2008 campaign. "I've come back to Iowa one more time to ask for your vote. …