U.S. Department of State U.S. is gravely concerned by the political and security situation in ‪#‎Burundi‬ and condemns the killing in Bujumbura yesterday of Welly Nzitonda, the son of human rights activist Pierre Claver Mbonimpa. We extend our deepest condolences to Pierre Mbonimpa, whose son-in-law was murdered in October, and who himself has been jailed and shot in recent months. Burundi: Killing of Welly Nzitonda U.S. Departmen