As Islamabad reels from mosque bombing, Pakistan's military fights insurgents in border regions

Today in Pakistan, a suicide bomber attacked a Shia mosque in the capital Islamabad. The attack during a Friday prayer service killed at least 31 people and wounded dozens more. While no one has yet claimed responsibility, the country's security forces have been locked in a growing fight with insurgents, especially along the border regions with Afghanistan. The World's Host Carolyn Beeler learns more from Akbar Notezai. He's a reporter for the Pakistani news organization Dawn.