Speaking to reporters on Tuesday, Pompeo said Ani Raj, an American citizen from San Francisco who was working as an aid worker lost his life in the attack in Kabul city.
Pompeo further added that attacks targeting United Nations personnel helping the Afghan people are ‘unconscionable’.
Unknown gunmen hurled hand grenade on a vehicle of the United Nations in the vicinity of 9th district of city at around 6:20 pm local time on Sunday, according to interior ministry officials.
The officials further added that the attack killed a foreign national and wounded five others including 2 workers of the UN agency.
No individual or group including Taliban has so far claimed responsibility for the attack.