Photo gallery: Kabul bombing

Security forces inspect near the site of a suicide attack in Kabul, Afghanistan, on May 31, 2017. A massive explosion rocked a highly secure diplomatic area of Kabul, causing casualties and sending a huge plume of smoke over the Afghan capital.

Security forces inspect near the site of a suicide attack May 31, 2017, in Kabul, Afghanistan.

Security forces operate near the site of a suicide attack May 31, 2017, in Kabul, Afghanistan.

Security forces inspect the site of a suicide attack May 31, 2017, in Kabul, Afghanistan.

Security forces operate near the site of a suicide attack May 31, 2017, in Kabul, Afghanistan.

Roshan mobile company employees walk away from the site of a suicide attack May 31, 2017, in Kabul, Afghanistan.

Security forces operate near the site of a suicide attack May 31, 2017, in Kabul, Afghanistan.

Roshan mobile company personnel walk away from the site of an explosion May 31, 2017, in Kabul, Afghanistan.

A wounded man looks out a window near the site of a suicide attack May 31, 2017, in Kabul, Afghanistan.

Security forces operate near the site of a suicide attack May 31, 2017, in Kabul, Afghanistan.

A medic runs to the site of a suicide attack May 31, 2017, in Kabul, Afghanistan.

Security forces operate near the site of a suicide attack May 31, 2017, in Kabul, Afghanistan.

Security forces operate near the site of a suicide attack May 31, 2017, in Kabul, Afghanistan.

People run to the hospital near the site of a suicide attack May 31, 2017, in Kabul, Afghanistan.

Security forces operate near the site of a suicide attack May 31, 2017, in Kabul, Afghanistan.

Security forces operate near the site of a suicide attack May 31, 2017, in Kabul, Afghanistan.

A dog is seen running at the site of a car bomb attack in Kabul, Afghanistan, on May 31, 2017.

An injured man is seen after an explosion in Kabul, Afghanistan, on May 31, 2017.

A man drives his damaged car after a suicide attack in Kabul, Afghanistan, on May 31, 2017.

An injured policeman is seen after a suicide attack in Kabul, Afghanistan, on May 31, 2017.

Wounded men lie on their beds in Wazir Akbar Khan Hospital in Kabul, Afghanistan, on May 31, 2017, after a suicide attack.

Security forces inspect the site of a suicide attack in front of German Embassy in Kabul, Afghanistan, on May 31, 2017.

Workers sweep a road in front of German Embassy after a suicide attack in Kabul, Afghanistan, on May 31, 2017.

Workers sweep a road in front of the German Embassy after a suicide attack in Kabul, Afghanistan, on May 31, 2017.