BUJUMBURA, April 22 (Xinhua) -- Two people were killed and at least 35 others injured in a grenade explosion Saturday night in northern Burundi, a police spokesman said Sunday.

The grenade attack happened at a business center at Gasenyi village, in Gahombo district in Kayanza Province, Burundian Police Spokesman Pierre Nkurikiye told a press conference in Bujumbura, capital city of Burundi.

Three suspects have been arrested, he said, adding that further investigations are underway.