Tennis Men: ATP Tour 2007 Barcelona (spa) April 23-29: Quarterfinals: Agustin Calleri (arg) * - Oscar Hernández (spa) 6-1 6-7(6-8) 6-3 Guillermo Cañas (arg) * - Nikolay Davydenko (rus) walkover David Ferrer (spa) * - David Nalbandian (arg) 7-6(7-5) 6-2 Rafael Nadal (spa) * - Potito Starace (ita) 6-2 7-5 Semifinals: Guillermo Cañas (arg) * - Agustin Calleri (arg) 7-6(7-1) 6-7(5-7) 6-2 Rafael Nadal (spa) * - David Ferrer (spa) 7-5 6-1 Final: Rafael Nadal (spa) * - Guillermo Cañas (arg) 6-3 6-4