We explain why we can never move, Molly gives a correction and update on the Vanessa Guillen case and Cody tells us the tale of one of the most prolific serial killers in American history prior to John Wayne Gacy... but who we've never heard of! Juan Vallejo Corona, known as "The Machete Murderer" went on a killing spree in 1971 in Northern California, taking advantage of the migrant work force and his position as a farm labor contractor.