WATCH: Possible motive in missing Colorado mom case revealed

WATCH: Possible motive in missing Colorado mom case revealed
  • Now Playing: Search intensifies for missing Colorado mom



  • Now Playing: New twist in case of missing Colorado mom



  • Now Playing: Possible motive in missing Colorado mom case revealed



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  • Now Playing: Days before his execution, Ted Bundy begins confessing to murders: Part 10



  • Now Playing: Ted Bundy is convicted and sentenced to death in Florida Chi Omega murders: Part 9



  • Now Playing: Florida police arrest Ted Bundy, who initially refuses to reveal his identity: Part 8



  • Now Playing: Ted Bundy kills two women at Florida sorority, severely injures others: Part 7



  • Now Playing: Convicted kidnapper Ted Bundy escapes not just once, but twice from custody: Part 6



  • Now Playing: Ted Bundy is arrested and found guilty of kidnapping in Utah: Part 5



  • Now Playing: Ted Bundy moves to Utah where one woman is able to escape from his grasp: Part 4



  • Now Playing: Witnesses recall a man named ‘Ted’ at lake where women were abducted by Bundy: Part 3



  • Now Playing: Ted Bundy murders women, whose disappearances cause fear around Washington: Part 2



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