A new venue will mean some differences for the 15th annual Trick or Treat Safety Street, but it will still be a safe place for children to gather goodies.Hosted by the Douglas County Sheriff's Office, the annual event allows children to trick-or-treat 3-8 p.m. Oct. 31 in a controlled environment.The environment this year will be in the Douglas County Engine Company station located between Fourth and Fifth streets, where instead of the false front doors that greeted children in the past, canopies will be set up."The design will be completely different this year," Sheriff's Youth Services Officer Chris Griffith said. …