For the last two days, Michigan State University students have been wondering about "WTF MSU" markings that have been written across campus.
The words have been spray painted and written in chalk on sidewalks, trash cans and even 'the Rock'. MSU Police say the markings on campus property are vandalism and are searching for who's behind them.
News 10's Anthony Sabella is looking into the story. Watch News 10 at 5 for the latest.