ISLAMABAD, Oct. 10 (Xinhuanet) -- At least three people including a suicide bomber were killed and four others injured when a bomb exploded at a Shiite mosque in the eastern city of Lahore on Sunday, police officials said.

    According to the police sources, the blast happened at the Husainia Hall mosque in the ancient walled part of the city.

    The bomb went off at the mosque at 5:40 p.m. after prayers, said a local official.

    The attack is the third this month against a religious target in Punjab province, of which Lahore is the capital, triggering fears of spiraling sectarian violence. Enditem