I haven't seen it but have seen the clips, and this is a pretty comprehensive live tweet thread of them.
Trump needs undecideds to come his way if he's going to win the election cleanly, and I can't see how anyone not already in his camp would be persuaded by this.
The Trump-Biden debate, moderated by Chris Wallace, is about to begin. Follow for a video thread. pic.twitter.com/njxCUv51ug
— Aaron Rupar (@atrupar) September 30, 2020