Tennis Men: ATP Tour 2007 Key Biscayne, FL (usa) March 19-April 1: Quarterfinals: Guillermo Caņas (arg) * - Tommy Robredo (spa) 7-6(7-5) 6-1 Novak Djokovic (ser) * - Rafael Nadal (spa) 6-3 6-4 Ivan Ljubicic (cro) * - Juan Ignacio Chela (arg) 6-3 7-5 Andy Murray (gbr) * - Andy Roddick (usa) 5-3 retired Semifinals: Guillermo Caņas (arg) * - Ivan Ljubicic (cro) 7-5 6-2 Novak Djokovic (ser) * - Andy Murray (gbr) 6-1 6-0 Final: Novak Djokovic (ser) * - Guillermo Caņas (arg) 6-3 6-2 6-4