Belgium officers have launched a nationwide manhunt for a lone suspect in a shooting spree at the Brussels Jewish Museum as the death toll in the attack rose to four.

Belgium officers have launched a nationwide manhunt for a lone suspect in a shooting spree at the Brussels Jewish Museum as the toll in the attack rose to four dead.

Police have detained a suspect and are hunting for another after three people were shot dead and a fourth seriously wounded in an armed attack at the Jewish Museum in Brussels.

Three people have been shot dead in the Belgian capital Brussels.