Photo taken on May 11, 2020 shows the site of a blast in Kabul, capital of Afghanistan. Four persons were injured as four blasts shocked Police District 17 of Afghan capital city Kabul on Monday, a police spokesman Ferdous Faramarz said. (Xinhua/Rahmatullah Alizadah)

An Afghan man inspects the scene of a blast in Kabul, capital of Afghanistan, May 11, 2020. Four persons were injured as four blasts shocked Police District 17 of Afghan capital city Kabul on Monday, a police spokesman Ferdous Faramarz said. (Xinhua/Rahmatullah Alizadah)

Photo taken on May 11, 2020 shows the site of a blast in Kabul, capital of Afghanistan. Four persons were injured as four blasts shocked Police District 17 of Afghan capital city Kabul on Monday, a police spokesman Ferdous Faramarz said. (Xinhua/Rahmatullah Alizadah)

Photo taken on May 11, 2020 shows the site of a blast in Kabul, capital of Afghanistan. Four persons were injured as four blasts shocked Police District 17 of Afghan capital city Kabul on Monday, a police spokesman Ferdous Faramarz said. (Xinhua/Rahmatullah Alizadah)