There is hard evidence. The information in that article is derived from a review of "Years of internal DHS memos, emails, and documents — obtained via leaks and an ongoing lawsuit, as well as public documents." The lawsuit is one brought by AGs in Louisiana and Missouri if I'm remember correctly. They have also reported evidence of this collusion.
What you are doing here is literally insane and is another example of the mental health issues that are being cultivated by the religion of politics.