OPINION: Trump seeking change of legal fortune after long losing streak

President Donald Trump has reason to hope his luck is changing after a long legal losing streak.

Trump got to celebrate a big win Wednesday in an emoluments clause case relating to his Washington hotel. And there are signs that a case in Louisiana could cause yet another near death experience for Obamacare, his predecessor's top domestic achievement.

The courtroom action this week represents a potential reversal of fortune for Trump following a long list of defeats the President has tasted on cases from immigration to the 2020 census to...