Cathryn Mellender played a key role in the Chandler Halderson case, which is the focus of ABC's 20/20 episode Road Map To Murder, airing May 30, 2025.

Cathryn Mellender, cleared by police, showed detectives a screenshot of a map that placed her boyfriend, Chandler Halderson, ...

When Chandler Halderson's lies about attending college and being offered a SpaceX job were about to be exposed, prosecutors ...

A location-tracking feature on Snapchat was instrumental in solving a double murder case in Wisconsin involving Chandler ...

Detectives discovered that the farm in Cottage Grove belonged to the family of Chandler's girlfriend, Cathryn Mellender. Investigators asked Chandler and Mellender to come in voluntarily for ...