When she was 23, Jenny Carrieri’s twin sister was shot and killed in a Baltimore parking lot. With the case still unsolved, Jenny embarks on a public crusade to find the killer.

When she was 23, Jenny Carrieri’s twin sister was shot and killed in a Baltimore parking lot. With the case still unsolved, Jenny embarks on a public crusade to find the killer.

Kimberlyn Scott’s daughter Charli, 27 and pregnant, disappears into thin air. When police don’t have the manpower or resources, Kimberlyn organizes hundreds of volunteers to start her own search and rescue team.

Kimberlyn Scott’s daughter Charli, 27 and pregnant, disappears into thin air. When police don’t have the manpower or resources, Kimberlyn organizes hundreds of volunteers to start her own search and rescue team.

After meeting a new man, Demetria Hill goes missing. Her mother, Sharon Williams, can’t stop her search.

After meeting a new man, Demetria Hill goes missing. Her mother, Sharon Williams, can’t stop her search.

After a chance encounter at a college tailgate turns into a brutal sexual assault nothing will stop the victim, 19 year-old Abby Honold, in her pursuit of justice.

After a chance encounter at a college tailgate turns into a brutal sexual assault nothing will stop the victim, 19 year-old Abby Honold, in her pursuit of justice.

A newlywed goes missing from her New Jersey condo. Then her family uncovers a nightmare when they discover a second missing wife.

A newlywed goes missing from her New Jersey condo. Then her family uncovers a nightmare when they discover a second missing wife.

When her son Corey is fatally stabbed, Michelle Metje turns her grief into a tireless search for the killer. Along the way, Michelle makes a commitment to helping other victim’s families find justice.

When her son Corey is fatally stabbed, Michelle Metje turns her grief into a tireless search for the killer. Along the way, Michelle makes a commitment to helping other victim’s families find justice.

When a popular Chicago doctor is found stabbed to death in his office, police hunt for the killer. But when the case goes cold, the doctor’s two grown children take matters into their own hands.

When a popular Chicago doctor is found stabbed to death in his office, police hunt for the killer. But when the case goes cold, the doctor’s two grown children take matters into their own hands.

After her son, Cabretti, is gunned down in a recording studio, Lisa Wheeler-Bowman experiences pain and loss, but the unrelenting need to find her son's killer sends her to the streets to demand answers.

After her son, Cabretti, is gunned down in a recording studio, Lisa Wheeler-Bowman experiences pain and loss, but the unrelenting need to find her son's killer sends her to the streets to demand answers.