(Updated Feb. 8, 2:45 p.m. ET)

Conservative outside spending group Wisconsin Club for Growth has purchased at least $111,000 in television ads in support of incumbent Justice Pat Roggensack, ramping up a political ad war in what is officially a non-partisan race for the state's Supreme Court.

The advertisements are set to start today and run at least until Feb. 18 -- the day before the primary election -- according to information gathered from Political Ad Sleuth, a Sunlight tool that tracks political ad purchases, and phone calls to local stations. Steve Scadden, a sales manager for Madison ...