In the spring of 1997, the quiet town of River Parish, Louisiana was shattered by a series of murders targeting senior citizens. Relive the chilling investigation in "Catching the Senior Citizen Slayer: Race Against Time," as law enforcement races against the clock to catch a killer preying on the most vulnerable members of their community. Based on a true story from Season 6, Episode 11 of "The FBI Files." Will justice be served? Subscribe for more real crime stories!