Documentary:《The battle of Chosin》2016 PBS : American Experience -
"American-led United Nations troops were outnumbered and at risk of annihilation at the Chosin Reservoir by the sudden entrance of the People's Republic of China, led by Mao Zedong, into the five-month-old Korean War. The two-week battle that followed, fought in brutally cold temperatures, is one of the most celebrated in Marine Corps annals."
https://www.pangzitv.com/vod-play-id-28925-src-1-num-1.html
(中文字幕)