Voinovich, Democrats block vote on Bolton Tuesday, June 21, 2005 Jack Torry THE COLUMBUS DISPATCH WASHINGTON — In an abrupt reversal, Sen. George V. Voinovich broke with the White House last night and joined Senate Democrats in blocking a confirmation vote on the nomination of John R. Bolton as U.S. ambassador to the United Nations. For the second time in a month, Senate Republicans failed to muster the 60 votes needed to end floor debate and force a final vote on Bolton’s nomination. Unless the White House and Senate Democrats forge a compromise, President Bush will have to let the...