You can watch the video on Twitter here:
https://twitter.com/DailyCaller/status/1416113369904566276?ref_src=twsrc%5Etfw%7Ctwcamp%5Etweetembed%7Ctwterm%5E1416113369904566276%7Ctwgr%5E%7Ctwcon%5Es1_&ref_url=https%3A%2F%2Fen-volve.com%2F2021%2F07%2F17%2Fwatch-biden-gives-bizarre-answer-when-reporter-asks-him-question-about-facebook%2F

This is what happens:

REPORTER: “What’s your message to platforms like Facebook?”

BIDEN: "They’re killing people. The only pandemic we have is among the unvaccinated, and they’re killing people.”