Curfew set from 8 p.m. to 6 a.m. until further notice.
Violence spreads to other areas.
Officer shot in chest, not seriously hurt . At least 82 people arrested on Wednesday. National Guard troops could get called. Cincinnati officials have an enacted a curfew in response to rioting, vandalism and looting that has broken out during the past three nights. The curfew is effective from 8 p.m. to 6 a.m. Thursday night.