A federal judge in Texas overseeing one of four lawsuits seeking to derail the Horseracing Integrity and Safety Act Authority (HISA) on alleged anti-constitutionality grounds ruled Friday that the State of Texas and its racing commission can't join a case spearheaded by the owners of Lone Star Park as an "intervenor," in part because they "cannot show their interests are inadequately represented" and also because they had already been granted intervenor status in a similar case. An "intervenor" designation allows outside parties that have a personal stake in the outcome...