A priceless necklace was stolen from a museum. The only clue left behind was a p

A priceless necklace was stolen from a museum. The only clue left behind was a pair of muddy footprints leading to and from a broken window. However, the detective immediately knew the thief did not exit through the window. How?Answer: The muddy footprints led both to and from the window, meaning the thief entered and exited through the door and just used the window as a distraction.