Victims' rights activist John Walsh and his son, Callahan, showcase time-sensitive, unsolved cases in desperate need of attention, mobilizing the public to engage in the pursuit of justice.
John follows the trail of fugitive Leroy Headley whose 911 call sends police down a dark and twisting path that unravels a history of violence. Cal uncovers hidden truths behind the case of Jeffrey Forrest, a dangerous sexual predator on the run.