North Korea has promoted its military chief, a close aide to leader Kim Jong Un, to the Political Bureau of the Central Committee of the ruling party, state-run media reported Tuesday.Pak Jong Chon, chief of staff of the Korean People's Army, has also been elected as secretary of the Central Committee of the Workers' Party of Korea, according to the official Korean Central News Agency.His promotion comes several months after a previous Political Bureau member was sacked. The member's demotion was apparently over the mishandling of the country's COVID-19 response and efforts to prop up the e…READ FULL ARTICLE