Pima County Sheriff's Department deputies arrested 19-year-old Kyle Davis for having explicit child pictures on Tuesday.
The Crimes Against Children Unit was notified on Monday by the National Center for Missing and Exploited Children that explicit photos of children were uploaded to a chat room from an IP address in Pima County.
Detectives found the IP address linked to a home in the Tucson area.
Davis lives at the residence and detectives found that he was responsible for uploading the pictures.
Davis was arrested for four counts of sexual exploitation of a minor.
