FRANKENMUTH, Mich. -

Crime Stoppers is offering a cash reward of up to $1,000 to find the person who is responsible for a bomb threat at Bronner's Christmas Wonderland in Frankenmuth.

The threat happened June 22 at 2:30 p.m.

Surveillance pictures of the person police are looking for have been released.

Anyone with information on the person in the pictures is asked to leave an anonymous tip at 800-SPEAKUP or www.1800speakup.org.