Killer clown murder: 27 years worth of evidence in Sheila Keen-Warren's case revealed

Killer clown murder: 27 years worth of evidence in Sheila Keen-Warren's case revealed

A clown costume, hair fibers, cigarette butt, and Publix receipt are just some of the evidence Palm Beach County Sheriff’s Office detectives have collected over 27 years in a Wellington killer clown murder case.