There's certainly a greater threat from right-wing extremists, but you'd have to be living in quite a filter bubble to have missed the "fiery but mostly peaceful" protests over the last few years, or any of these:

https://en.wikipedia.org/wiki/Congressional_baseball_shootin...

https://www.theguardian.com/us-news/2022/jun/15/brett-kavana...

https://en.wikipedia.org/wiki/Killings_of_Aaron_Danielson_an...