The third annual Halloween Safety Bash is happening at the Troy Police Department on Tuesday, Oct. 29 at 5:30 p.m. Kids and parents are invited to come “trunk or treat” with emergency responders from the backs of police cars, fire trucks, and EMS vehicles. The first 2,500 children will receive a free safety light. There will also be candy and promotional items from local partners. This is a free event and costumes are optional. For more information, visit facebook.com.