The US military on Friday said that 15 operatives of the extremist militia organization Islamic State were killed in a raid in western Iraq. The raid was conducted by Iraqi forces and the US regional command CENTCOM in the early hours of Thursday. The command said that the militants were “armed with numerous weapons, grenades, and explosive ‘suicide’ belts,” adding there were initially no indications of civilian casualties. The statement did not mention whether there were casualties among the US and Iraqi ranks. CENTCOM said the operation targeted leader of the militia in order to “disrupt and…