Death toll from blasts in Sri Lanka rises to 359; 500 injured

At least359 people have been killed and 500 hurt in explosions at churches and hotels in Sri Lanka. seven people have been arrested, but it not yet clear who is responsible for the attacks.Three churches ─ one each in Colombo, Negombo and Batticaloa ─ and three Colombo hotels were targeted in the initial series of blasts. Another hotel and an unspecified location in Colombo were struck by two more blasts two hours later.A national curfew has been put in place "until further notice" and social media networks have been temporarily blocked.