Internal Revenue Service agents conducted what Middleton police said was either an "investigative" or "enforcement" action Wednesday at Middleton Sport Bowl, the Wisconsin State Journal reported in this story. The paper reported that Capt. Steve Britt said the federal agency contacted it Wednesday morning and Middleton officers maintained a perimeter around the center at 6815 University Ave. from about 8 a.m. to 9:30 a.m. "They really didn't tell us why they were there," Britt told the paper....