Better:
Archive: Chinese troops fire on protesters in Tiananmen Square - BBC News 0.03.34 hr
https://www.youtube.com/watch?v=kMKvxJ-Js3A
Best:
[Documentary] Tiananmen Square Massacre 1989 in China 1.18.40hr
https://www.youtube.com/watch?v=SeoMn1DeUek
I heard it live on shortwave on Radio Beijing at the time, there was a brave reporter who said that the troops were killing people, he was quickly replaced.
Never has such a huge story gone down the memory hole quicker than Tiananmen Square.
GHWB had a lot to do with that.