The first cracks in Libya's rebel coalition have opened, with protests erupting in Misrata against the reported decision of the National Transitional Council (NTC) to appoint a former Gaddafi henchman as security boss of Tripoli. Media reports said the NTC prime minister, Mahmoud Jibril, is poised to appoint Albarrani Shkal, a former army general, as the capital's head of security. Protests erupte