"While separated from my second wife, prior to the divorce, I had sexual relationships with other mature adult women," he said, according to The Texas Tribune. "Each was consensual. Those relationships have ended. I am sorry I did not use better judgment during those days. I am sorry that I let my constituents down."
Barton, who recently announced he would run for re-election in 2018, said through a spokeswoman that he has no plans of resigning.