Christopher Popps allegedly sent multiple anonymous tips confessing to the 1993 killing of Patrick Orville Dearth before troopers traced them back to him.
https://www.foxnews.com/us/tipster-charged-murder-after-police-say-anonymous-call-helped-solve-30-year-disappearance
https://www.foxnews.com/us/tipster-charged-murder-after-police-say-anonymous-call-helped-solve-30-year-disappearance