A key border crossing between the Democratic Republic of Congo and Burundi reopened on Monday after more than two months of closure due to insecurity in eastern DR Congo. The Kavimvira post on Lake Tanganyika, a vital trade route linking Uvira and Bujumbura, had been shut following an offensive by the AFC/M23 armed group. To help us unpack the political, security, and economic implications of this development, is Jean-Baptiste Gasominari, political analyst specialising in the Great Lakes region.....