Thursday, March 15, 2007 A $2,500 reward has been issued by the Humane Society of the United States for information on an “implied terroristic threat”, according to Sergeant Jim Gray of the St. Paul Police Department. According to Crystal Brown, 17 year old owner of the dog, a gift-wrapped box with a note saying “Congratulations Crystal. This side up. Batteries included.”, was left on her doorstep along with the severed head of her dog, Chevy, and a Valentine’s Day candy. The dog, an Australian shepherd mix called Chevy, went missing in February and Crystal, his owner, spent weeks searching for him, posting fliers, going door to door, and visiting the…