Where is Vanessa Guillen? Reward Increased to $25K in Disappearance of Fort Hood Soldier

Where Is Suzanne Morphew? Search Is on for Colorado Mom of 2 Who Disappeared After Mother's Day Bike Ride

Newly Engaged Couple Missing After Leaving North Carolina Home

Kristin Smart: What to Know About the California Student Who Mysteriously Went Missing Over 20 Years Ago

The Chilling Last Text This Alabama Woman Sent Before Disappearing Over a Week Ago

Person of Interest and Ex-Boyfriend of Missing Stephanie Parze Found Dead By Suicide