A summary...
She was driving drunk 25+ mph over the limit on the wrong side of the road. She killed a guy and she went to the hospital. While she was there - she tried to get an IV to dilute her blood alcohol concentration with an IV.
She got 15 years for pleading guilty to vehicular homicide, but will not serve any of the time after her sentence was suspended.
And even if you do, if you're a relatively high-ranking politician in a white supremacist flyover hellscape state, you can get off with a $1,000 fine and an impeachment conviction that amounts to a slap on the wrist and maybe means you just have to go work the consulting circuit:
https://www.bbc.com/news/world-us-canada-61890557