I don't know how much the excavator was used for overall but there are quite a few times when it ran down water trucks that were actively spraying people. If th

I don't know how much the excavator was used for overall but there are quite a few times when it ran down water trucks that were actively spraying people. If the protesters were violent towards those in the water truck or were attacking police who weren't violent themselves then they lose the high ground, but destroying property that is used to inflict brutal harm to the people they're meant to protect is justifiable as long as it is done in a way that does not harm life.