SAC CITY, Iowa | A former Sac City councilman has pleaded not guilty to having sexual contact with two young girls.

Gary Hansen Sr., 76, entered his written plea Thursday in Sac County District Court to four counts of second-degree sexual abuse.

According to court documents, Hansen had sexual contact with the girls, both of whom were under age 12, on Dec. 31, 2009, and Dec. 31, 2010. Hansen told police he had sexual contact with one of the victims when she was approximately 6 years old, court documents said.

Hansen served on the Sac City Council until 2015, when he lost a bid for re-election.