has ruled
... that the United States Supreme Court has ruled that interscholastic athletic associations have police power?
... that the <a href="./Supreme_Court_of_the_United_States" id="mwCfY" rel="mw:WikiLink" title="Supreme Court of the United States">United States Supreme Court</a> <b id="mwCfc"><a class="mw-redirect" href="./Brentwood_Academy_v._Tennessee_Secondary_School_Athletic_Assn." id="mwCfg" rel="mw:WikiLink" title="Brentwood Academy v. Tennessee Secondary School Athletic Assn.">has ruled</a></b> that interscholastic athletic associations have <a href="./Police_power_(United_States_constitutional_law)" id="mwCfk" rel="mw:WikiLink" title="Police power (United States constitutional law)">police power</a>?