Ukrainian guerrilla fighters claimed on Friday to have killed a Kremlin-backed politician in the Russian-controlled southern region of Kherson, the latest in a series of attacks aimed at destabilizing the occupation authorities.
Dmitry Savluchenko, the head of the Department of Youth and Sports for the region, was blown up in his car, according to both Ukrainian and Russian officials, in what appeared to be part of a growing insurgent movement fueled by public anger over worsening economic,…