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Registered Sex Offender Jailed for Unlawful Acts via Web Cam

On 7/13/10, at approximately 1030 hrs, during a proactive on-line investigation, unemployed registered sex offender Stephen B. Vansack was observed exposing his genitals and masturbating via web cam to a person whom he believed was a minor.  By 1400 hours on 7/13/10 detectives had determined Vansack's probable location and while Vansack was still on-line discussing sex acts with his intended victim detectives went to the dwelling, interrupted his computer use and arrested him.  Vansack made partial admissions to the offenses. A search warrant is being prepared and his computer will be seized. Vansack was booked on one felony count of aggravated luring a minor for sexual exploitation.

The case will be submitted to the Maricopa County Attorney"s Office for charging.

The ICAC program is a national network of 61 coordinated task forces representing over 2,000 federal, state, and local law enforcement and prosecutorial agencies. These agencies engage in proactive investigations, forensic investigations, and criminal prosecutions. Task Force efforts are supported in part by grants from the Department of Justice, Office of Juvenile Justice and Delinquency Prevention's ICAC Program. Within Arizona, the ICAC Task Force is partnered with 56 agencies statewide. Detectives and special agents throughout the state have conducted over 6,000 investigations resulting in the incarceration of hundreds of offenders.  Training efforts have reached thousands of children, parents and community groups.

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Type of activity: Arrest and search warrant - Aggravated luring of a minor for sexual exploitation

Location:  1500 Block of W. Grant, Phoenix

Participating agencies: Phoenix PD/AZ ICAC Task Force
Suspect:  Stephen B. Vansack, w/m, age 50, registered level 2 sex offender, divorced, unemployed, student studying computer information technology
Phoenix Police: DR# 2009-00996788