SIOUX COUNTY, Iowa (KELO) — A Sioux Center, Iowa, man was arrested over the weekend, accused of sex crimes.

Darren Nicholson | Courtesy Sioux County Sheriff

The Sioux County Sheriff’s Office says the investigation started earlier this year when someone reported a sexual assault.

During the investigation, deputies learned that 18-year-old Darren Nicholson had sexual contact with a child since 2017.

Nicholson is charged with second and third degree sexual assault.