Car struck by an ATV at a parade in northeast Houston. No injuries reported.

Authorities are investigating a crash that sparked a chaotic scene in northeast Houston. The wreck happened in the 1100 block of Homestead, where thousands of people have lined the street. They're out to welcome the Piney Woods Trail Riders, who set up camp there. A Houston police officer said the driver involved in the accident was hit by what may have been kids on an ATV. The driver is OK. The people on the ATV fled and police want to find them and talk to them. Officers said they may have been injured in that accident.