The attorneys general from six new states have sided with existing plaintiffs in Oklahoma, West Virginia and Louisiana by filing a Sept. 21 "friend of the court" brief in one of two currently active federal lawsuits aiming to get the Horseracing Integrity and Safety Act (HISA) voided for alleged constitutional violations before HISA even goes into effect. Curiously, two of those six states--Alaska and Mississippi--have no current forms of legal pari-mutuel horse racing. The other states expressing support for the alleged unconstitutionality of HISA are Arkansas, Idaho, Nebraska and Ohio....