Illinois State Police need your help to finally solve an 18-year double murder mystery. It happened at a Burger King in Illinois in 2007 and there are many aspects of the case that remain puzzling. In the early morning hours of January 13, 2007, someone walked into this Circle K/Burger King combo store in Momence, IllinoisGoogle Maps Street View Google Maps Street View loading... If you stopped by that Circle K/Burger King combo store in Momence that night, did you see anything or anyone odd? The Illinois State Police and local investigators want to give both families some closure and information you have could be key to making that happen.