Feb. 7 (UPI) -- Investigators arrested four suspects, including the alleged mastermind, in Friday's mosque bombing that killed 31 and injured 169 in Islamabad, Pakistan. Among the suspects is an Afghan national thought to be the bombing's mastermind, Pakistani Interior Minister Mohsin Naqvi told media . The four suspects killed a counterterrorism officer and wounded three others during raids on their respective locations, Naqvi said. The bombing happened during Friday prayers at a Shiite mosque

Tag-uri: Islam