MONROE COUNTY, Wis. (WLAX/WEUX) – A Green Bay man is charged with four counts of first-degree sexual assault of a child in Monroe County.

The Monroe County Sheriff’s Department says 22-year-old Thomas J. Hirt sexually assaulted an 11-year-old on October 2nd in a Tomah park.

Hirt told law enforcement officers he met the girl on a social media app. Hirt faces nine total charges, including 1st-degree sexual assault of a child younger than 12 and one count of trafficking a child.

If convicted, Hirt faces a minimum of 25 years in prison.