And seemingly contagious violence. At least 25 cities across the country are under curfew right now, and several states have called in the National Guard after a nationwide protest against the death of another unarmed black man again descended into chaos with arrests, injuries, vandalism, arson and looting. In washington protesters gathered a few blocks from the white house while fires burned nearby including a big one behind a historic hotel. You can see the video there. In los angeles the mayor has asked for the National Guards help as violence and looting get worse there overnight. A cnn crew saw looters take items from this shoe store. And in minneapolis where George Floyds death last week in Police Custody ignited the outrage protesters trying to cross a bridge were met with tear gas. Police tweeting a large group was throwing objects at officers, and we are seeing scenes like this in city after city. Were keeping a close eye on the v volatile situation as america endures another