Explosions shake Karachi

KARACHI, Pakistan (CNN) - A series of blasts went off Monday in Karachi, killing at least one person and wounding at least 30, police said.

Initial reports suggest there were four bomb blasts in four neighborhoods, police said. At least one of them was near a police station.

Pakistan's ARY One World television reported that seven blasts in less than three hours killed two people and wounded at least 50, including 15 children.