Democrats face uphill fight if Trump gets second U.S. high court pick

By Lawrence HurleyWASHINGTON (Reuters) - If Democrats thought it was hard to stop President Donald Trump's first U.S. Supreme Court nominee, it promises to be even tougher for them if he gets to fill another vacancy, potentially to replace the most influential justice, Anthony Kennedy.Kennedy, a conservative who sometimes sides with the court's liberals in key cases such as on gay rights and abortion, is one of three justices 78 or older.Justice Stephen Breyer is 78 and fellow liberal Ruth Bader