A car bomb has exploded outside the Swedish consulate in Benghazi, putting security officials on high alert.<br/> <br />The explosion blew out the building's front, leaving debris everywhere.<br/> <br />No casualties were immediately reported and the Swedish foreign ministry said it had no information about the incident.<br/> <br />Nobody claimed responsibility for the attack, which happened a day after a group of former rebels kidnapped the prime minister.<br/> <br />The attack also happened days after U.S. special forces captured a Libyan al Qaeda suspect in Tripoli, outraging Islamist militants, who called for revenge attacks.<br/> <br />Libya has been in a state of turmoil for two years following the fall of Col. Muammar Gaddafi.