keywords: ferrero injured koubek beaten slam
text: Injured Ferrero Edged Out by Koubek  NEW YORK (Reuters) - An injured Juan Carlos Ferrero  suffered his third successive early exit from a grand slam on  Friday when he was beaten 7-6, 4-6, 6-7, 6-2, 6-3, in the  second round of the U.S. Open by Austria's Stefan Koubek.