Christiane Amanpour speaks with Roger D. Carstens, Special Presidential Envoy for Hostage Affairs of the U.S., on the efforts to release Wall Street Journal reporter Evan Gershkovich who is accused by Russia of being a spy.Christiane Amanpour speaks with Roger D. Carstens, Special Presidential Envoy for Hostage Affairs of the U.S., on the efforts to release Wall Street Journal reporter Evan Gershkovich who is accused by Russia of being a spy.
