Why don’t you post the entire story or at least provide a link?
https://www.youtube.com/watch?v=xNuNiU-Ip3c
For starters. There are numerous published reports from fellow vets who despite McCain. He also purportedly blocked the Senate from opening probes into America POWs left behind in Nam following the war,some of whom wound up in China and other APAC nations.
Dig around. The story is there if you want to find it.