(April 29, 2016, 1:03 PM EDT) -- BOSTON — A class suit by individuals who signed up to participate in an obstacle course event but then were unable to after the location of the event changed with just a week’s notice and were denied refunds of their registration fees belongs in state, not federal, court, a First Circuit U.S. Court of Appeals panel ruled April 26 (Lisa C. Pazol, et al. v. Tough Mudder Incorporated, et al., No. 15-1640, 1st Cir.; 2016 U.S. App. LEXIS 7519)....