cox says he always sees crowds around here late at night. >> it's just a bad place, bad vibes, bad people in my mind. >> reporter: president of the o association paul kelly says this violence against police highlights the nationwide. >> day to day across the count weeerse onrs. officers are getting assaulted more and the violence has gone up, and it can become very deadly in a mat kerr of seconds. >> reporter: kelly says police are trying to gain support for new legislation that would make it a federal crime to assault an officer. and police say several people were arrested overnight, at least four or five. as for the officers who were hurt, we are told they're expected to be just fine. they were treated out here at the scene with just cuts and bruises. reporting live tonight in san jose, ali wolf, nbc bay area news. >> ali thanks very much. >>> well, hurricane dorian now a category 4 storm and getting stronger. the bahamas and the east coast are on edge tonight, bracingndf track has shifted a , georgia,o. locals are spending this last holiday weekend of the summer boarding up windows and collecting emergency supplies. >> how worried are you that i