text:  A Russian court has found the US journalist Evan Gerskovich guilty of spying and sentenced him to 16 years in a high-security penal colony. The closed-door trial has been dismissed as a sham by US officials and his employer, the Wall Street Journal. The leader of Vietnam's ruling Communist Party and the country's most powerful man, Nguyen Phu Trang, has died. He was 80. During his tenure, Mr Trang cracked down on corruption and on government critics.