A suicide attack at an Islamic religious school in Pakistan known as the "University of Jihad" -- where key Taliban leaders have studied -- killed four people on Friday, police said.

A suicide bomber blew himself up after walking into a mosque within a pro-Taliban seminary in northwestern Pakistan on Friday, killing a top cleric and four other worshippers and wounding dozens of others ahead of the fasting month of Ramadan,

Bombing at pro-Taliban mosque in Pakistan kills worshippers, wounds leader; possible suicide attack before Ramadan.

A bomb blast at an Islamic seminary in northwestern Pakistan known as a historic training ground for the Afghan Taliban killed six worshipers during Friday prayers, police said.