At least five killed in Kabul violence

KABUL, Afghanistan (CNN) -- At least five people were killed when a building was attacked in the Afghan capital of Kabul on Friday.

At least three attackers were gunned down by security forces, the city's police chief said. A police officer and a guard were killed., police said.

The building is near headquarters for Afghan and international groups, including the International Organization for Migration -- a U.N.-affiliated group.

Police said at least seven people were injured but didn't have specifics on their identities. The United Nations said at least three IOM staffers and a staffer from its International Labour Organization were hurt.