When a 24-year-old intern vanishes without a trace, it's up to investigators to piece together the puzzle of her disappearance.
Susan and Robert Levy haven't heard from their daughter Chandra in days. As panic sets in, the worried parents call police.
Gary Condit finds himself at the center of a media firestorm.
A gruesome discovery in D.C.'s Rock Creek Park sends the investigation into a tailspin.
