QUETTA, Pakistan - A bomb ripped through a two-story hotel in Pakistan's restive southwest on Sunday, killing at least 11 people and wounding nearly 20, police said.No-one claimed responsibility for the attack in Dera Allah Yar, a town in the southwestern province of Baluchistan, although police said they suspected ethnic Baluch separatists."The bomb was planted inside the hotel and it exploded when a large number of people were sitting in a hall," local police official Javed Gharsheen told Reuters. The town is around 300 km (185 miles) east of provincial capital Quetta.Witnesses said the two-story building was destroyed. Rescue workers and police were removing the rubble to find any survivors.