Cold case killer who chewed cops’ undercover DNA bait faces survivor, families in courtroom showdown

Mitchell Gaff, a 74-year-old Washington man, was sentenced to 50 years to life in prison for admitting to two decades-old cold-case killings. He pleaded guilty to the murders of Susan Vesey and Judith Weaver in Everett. The cases were solved using DNA from a piece of gum.