A former Rwandan soldier living in Uganda, where he had become a vocal critic of his government back home, was found decapitated near Kampala, a police spokesperson said Monday. Rwandan authorities have been accused of assassinating opponents of President Paul Kagame, who has ruled the country with an iron fist since taking power in the aftermath of the 1994 genocide that claimed 800,000 lives, primarily among the Tutsi community. Robert Kabera, a former sergeant who fled Rwanda several years...