There is no number of foreigners that is unacceptable to sacrifice for a middle class livelihood. Anti-cop because they can imagine a scenario where a cop inconveniences them. These principles don't apply to the Waffen SS because they can't imagine a soldier personally inconveniencing them and, of course, foreigners aren't really humans.
It could've been any number of documentaries. The only one that comes to mind right now is the Counter-Intelligence 6-parter on Vimeo. Maybe The Coming War on China? I'll try to figure it out when I'm off work.