Sen. Barack Obama on Tuesday told U.S. military veterans who largely back the war in Iraq that he is committed to pulling the troops out -- something his Democratic presidential rival, Sen. Hillary Clinton, played down when she spoke to the group earlier.

New York Mayor Michael Bloomberg says he cannot win the U.S. presidency and won't run, the strongest statement to date about his intentions for the 2008 presidential race.

Despite U.S. public opinion surveys showing broad dissatisfaction with President Bush and the Republican Party in general, the man who has served as Mr. Bush's top political operative is upbeat on his party's prospects in next year's elections. VOA's Michael Bowman reports from Washington, where Deputy White House Chief of Staff Karl Rove, who is resigning at the end of the month, appeared on U.S. television.

Republican Mitt Romney won the first test of the 2008 White House race on Saturday, using a big wallet and broad organization to muscle aside a field of second-tier rivals in a low-turnout Iowa straw poll.

Hillary Clinton has announced the winner of her online campaign song contest. In probably my favorite video of her campaign she spoofs the Sopranos ending, taking advantage of the comedic timing of her husband.

Candidates seeking to become the Republican Party's nominee for U.S. president in the 2008 elections have criticized President George W. Bush's handling of the Iraq war, but have rejected any swift withdrawal of U.S. troops from the country.

Democratic Party candidates for U.S. president have exchanged views on the Iraq conflict during their second live televised debate ahead of the November 2008 election.

Text of Tommy G. Thompson's Campaign Kickoff Speech, Who Enters the 2008 Presidential Campaign As a Republican Candidate.