The 34-year-old, who won world bronze in Helsinki in 2005 and silver in Paris in 2003, secured her first global title by edging out Canada's Olympic bronze medallist Priscilla Lopes-Schliep.
Senate Majority Leader Bill Frist began the long-anticipated debate saying it was time to have an up or down vote on Priscilla Owen, the president's nominee to the 5th Circuit Court of Appeals.