KARACHI, Pakistan — A bomb attack targeting a procession of Shiite Muslim worshippers in the Pakistani city of Karachi on Monday killed 15 people and wounded around 20, officials said.

"Fifteen people have been killed and around 20 were injured," Karachi city police chief Waseem Ahmad told private TV channel Express.

Saghir Ahmad, health minister in the government of southern province Sindh, also confirmed that 15 people were killed, but said more than 60 were wounded.