The Republican who initiated last week's overwhelming House vote to keep U.S. troops in Iraq said he will do it again if Democrats don't cease their calls for withdrawal. "If they start this again, we'll call the vote again," said Rep. J.D. Hayworth, Arizona Republican, whom members credited with suggesting holding a vote. "As far as I'm concerned, if they haven't learned from this, if they go back to this cheap talk, I would be more than happy to call for another vote." Rep. John P. Murtha, Pennsylvania Democrat, said Thursday that the U.S. should start withdrawing from Iraq, but...