Spanish surgeon Jose Luis Garcia Sabrido, left, walks back towards the Gregorio Maranon Hospital in Madrid, Wednesday, Jan 17, 2007, after taking a break. The Spanish newspaper El Pais reported Tuesday that Cuban leader Fidel Castro is in grave condition after three failed operations, citing two unidentified sources from the Gregorio Maranon hospital that employs surgeon Jose Luis Garcia Sabrido, who flew to Cuba in December to treat the 80-year-old Castro. (AP Photo/Daniel Ochoa de Olza)