(June 27, 2016, 12:50 PM EDT) -- LAS VEGAS — A Nevada federal magistrate judge on June 23 barred expert testimony on blood samples in an estate executor’s lawsuit against a clinical laboratory services provider and the Nevada State Athletic Commission (NSAC) with regard to libel and slander claims based upon a false HIV test that resulted in the end of a boxer’s career (Patricia Harding Morrison v. Quest Diagnostics Inc., et al., No. 14-01207, D. Nev.; 2016 U.S. Dist. LEXIS 82689)....