Happy Birthday Carol Burnett–86 Jet Li Lian Jie( 李連杰)–56 Kevin “James” Knipfing–54 Thomas “Tom” Welling–42 Channing Tatum–39 ; 1986 – A nuclear reactor accident occurs at the Chernobyl Nuclear Power Plant in the Soviet Union (now Ukraine), creating the world’s worst nuclear disaster. An explosion and fire in the No. 4 reactor sent radioactivity into the atmosphere; at least 31 people died immediately