BOGOTA, Colombia (Reuters) - The most important rebel commander ever captured by Colombia was sent to the United States on Friday to face cocaine smuggling and kidnapping charges. Colombia's president authorized the extradition of Ricardo Palmera, alias "Simon Trinidad," after the Revolutionary Armed Forces of Colombia, known by the Spanish initials FARC, failed to comply with an ultimatum to free 63 hostages including three Americans. A federal court in Washington wants Palmera for trafficking 11 pounds or more of cocaine and involvement in kidnapping the FARC's American hostages. Palmera, arrested in neighboring Ecuador in January, was handed to U.S. officials...