Islamic State claims Belgian attack as city mourns

By Verity Crane and Alissa de CarbonnelLIEGE, Belgium/BRUSSELS (Reuters) - Islamic State claimed responsibility on Wednesday for an attack the previous day in the Belgian city of Liege in which two policewomen and a bystander were killed, but provided no proof.Belgian authorities meanwhile faced questions over why the attacker, a prison inmate who was suspected of links to radical Islamists in jail, was let out for a day.Interior Minister Jan Jambon said authorities were still examining the moti