10 Hostages Killed by Rebels During Rescue Attempt BOGOTA, Colombia--Two prominent politicians and eight soldiers kidnapped by leftist rebels were killed during a rescue attempt Monday, dealing a blow to attempts between the guerrillas and President Alvaro Uribe to negotiate a prisoner swap and raising questions about the government's decision to aggressively pursue the kidnap victims. The bodies of Guillermo Gaviria, a provincial governor; Gilberto Echeverri, a former defense minister and peace negotiator; and eight soldiers were found in a camp belonging to the Revolutionary Armed Forces of Colombia, or FARC for their Spanish initials, about 180 miles northwest of...