An Afghan police officer stands guard on a bullet ridden wall at a Shiite mosque where gunmen attacked during Friday prayers, in Kabul. Rahmat Gul / AP Photo
An Afghan security policeman is seen through a window of a Shiite mosque where gunmen attacked during Friday prayers, in Kabul, Afghanistan. Rahmat Gul / AP Photo
Afghan men inspect the interior of a Shiite mosque a day after a suicide attack on the premises in Kabul on August 26, 2017. Shah Marai / AFP
An Afghan policeman keeps watch a day after a suicide attack on a Shiite mosque in Kabul on August 26, 2017. Shah Marai / AFP
Afghan security police arrive at a Shiite mosque where gunmen attacked during Friday prayers, in Kabul, Afghanistan. Rahmat Gul / AP Photo
Men are seen through a hole in a window curtain with blood stains at a Shi'ite Muslim mosque after yesterday's attack in Kabul, Afghanistan. Mohammad Ismail / Reuters
Afghans inspect copies of the Koran burnt inside a Shi'ite Muslim mosque after yesterday's attack in Kabul, Afghanistan. Mohammad Ismail / Reuters
Afghan policemen inspect a Shi'ite Muslim mosque after yesterday's attack in Kabul, Afghanistan. Mohammad Ismail / Reuters
An Afghan police officer stands guard on a bullet ridden wall at a Shiite mosque where gunmen attacked during Friday prayers, in Kabul. Rahmat Gul / AP Photo
An Afghan security policeman is seen through a window of a Shiite mosque where gunmen attacked during Friday prayers, in Kabul, Afghanistan. Rahmat Gul / AP Photo
Afghan men inspect the interior of a Shiite mosque a day after a suicide attack on the premises in Kabul on August 26, 2017. Shah Marai / AFP
An Afghan policeman keeps watch a day after a suicide attack on a Shiite mosque in Kabul on August 26, 2017. Shah Marai / AFP
Afghan security police arrive at a Shiite mosque where gunmen attacked during Friday prayers, in Kabul, Afghanistan. Rahmat Gul / AP Photo
Men are seen through a hole in a window curtain with blood stains at a Shi'ite Muslim mosque after yesterday's attack in Kabul, Afghanistan. Mohammad Ismail / Reuters
Afghans inspect copies of the Koran burnt inside a Shi'ite Muslim mosque after yesterday's attack in Kabul, Afghanistan. Mohammad Ismail / Reuters
Afghan policemen inspect a Shi'ite Muslim mosque after yesterday's attack in Kabul, Afghanistan. Mohammad Ismail / Reuters
An Afghan police officer stands guard on a bullet ridden wall at a Shiite mosque where gunmen attacked during Friday prayers, in Kabul. Rahmat Gul / AP Photo