Two attackers armed with guns and grenades have stormed a luxury hotel in Mali and taken at least 170 people hostage, it is reported. Explosions and gunfire were heard at the US-owned Radisson Blu hotel in the capital Bamako early this morning, a senior security source said.,,At least nine people have reportedly been killed, including foreigners, after 'armed jihadists' stormed the building, according to local media reports.