When Your Child is a Murderer Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email Mass shooters Dylann Storm Roof, James Holmes, and Jared Loughner after their respective arrests. ( Photos for composite via Charleston County Sheriff's Office, Arapahoe County Sheriff's Office, and US Marshals ) Produced by Cameron Drews Produced by PRI and WNYC