Sex offender to be released in Wausau - WAOW - Newsline 9, Wausau News, Weather, Sports

Sex offender to be released in Wausau

WAUSAU (WAOW) -- A convicted sex offender will be released from prison and return to Wausau on Tuesday.

Keith A. Kostroski, 45, spent four years in prison. He was convicted in 2006 on four counts of second degree sexual assault of a child.

Kostroski will serve three years of extended supervision and 20 years of probation.

Investigators say he had sexual contact with a 13-year-old boy at least 3 times.

Kostroski will be fitted with a GPS monitor for life.

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