Woman Claims Mystery Doorbell Ringer Is Her Missing Sister

Has the mystery of the woman seen on security footage desperately ringing doorbells in the middle of the night been solved? Another woman has come forward saying she thinks it's her missing sister, Caitlin Denison, who vanished in January after going to Texas with a man she had just met. Rachael Denison told DailyMail.com that she believes the woman is Caitlin because she recognizes her distinctive tattoos on the security footage. Detectives are going door to door, trying to identify the woman.