On a dirt road dotted with country homes near the western city of Cali, three trucks carrying an elite squad of anti-narcotics police pulled up to the gates of a psychiatric center for a planned raid about an hour before dusk. Within minutes, all 10 officers in the U.S.-trained unit were dead in a ferocious attack that stunned Colombians and severely embarrassed President Alvaro Uribe just as he was savoring a crushing re-election victory. Full Story