‘They focused on the gory details:` As appeal nears for killer, mother tells Sword & Scale podcast his insanity was dismissed in trial
(Sun-Sentinel Miami Dolphins Blog)

With an appeal about to begin for convicted murdered Zachary Penna, his mother tells the national true-crime podcast Sword & Scale that she believes her son was denied the opportunity to prove he was mentally insane at the time of his brutal 2015 rampage.