In April 2024, college student Sade Robinson, 19, went on a first date and never came home. Her car was found set on fire 3 miles from her apartment. Using data from an app on her phone, law enforcement begins to piece together where she went — and who she wa…

Along the Wisconsin shoreline of Lake Michigan sits a rocky, wooded area called Warnimont Park.
Det. Jo Donner: It’s not somewhere that you find a lot of people.
On April 2, 2024, a young man, out …