Mealey's (January 3, 2018, 12:17 PM EST) -- MADISON, Wis. — The organizers of a music festival in Wisconsin were awarded summary judgment by a federal judge Dec. 29 on negligence claims filed by a man who was assaulted at the event after the judge found that the opinions of the plaintiff’s expert were inadmissible, unsupported conclusions (Joshua Milligan v. Rock on the River, Inc., et al., No. 16-cv-498, W.D. Wis., 2017 U.S. Dist. LEXIS 213195)....