Colorado Springs Police have dozens of sex offenders who haven't registered, and they're looking to the public to try to locate them.
Police have not seen Raymond Tillman since June of 2005. This 25-year-old was last known to live at a house on Swope Avenue in Colorado Springs.
Tillman was convicted in 2000 of sexual assault on a child.
His victims were two girls, ages 13 and 14. Police say they were acquaintances of Tillman's.
Tillman has a criminal history that includes assault, drugs, and burglary.
Tillman has tattoo on his chest and on his right forearm that says -- "the man."
Jeremiah Michael Stanfill was convicted for sexual assault on a child. His victim was a 10-year-old boy.
Stanfill hasn't registered as a sex offender since May of 2005, but he was living at this apartment on Tejon in Colorado Springs.
Police say this 28-year-old was last driving a two-door 1984 silver Honda Civic.
If you know where these two men are, call Crime Stoppers anonymously at 634-STOP in Colorado Springs or 542-STOP in Pueblo. Your tip could earn you up to $1,000 cash.