She did try backing up, then she started turning right as she went forward again. So it appears she was trying to evade the officers. And that because she didn't want them opening her door and arresting her.
From his position, it still probably looked like she was coming at him.
Sorry, while I did see maybe three videos on the news, I just can't go seek them out deliberately, so I didn't look at your link. Difficult for me to watch.
I can understand not being restricted to the silly 'take a side' dance nonsense, but it was like, "Geraldo, you can put your tongue back in your mouth, Trump's not hiring right now."