Marco Rubio emerges as champion of battered Republican establishment

By James Oliphant DES MOINES (Reuters) - Texas Senator Ted Cruz was victorious in the first Republican nomination contest of the 2016 White House race, but there was another big winner in Iowa on Monday night: Florida Senator Marco Rubio and the Republican establishment. For months, Cruz and Donald Trump’s brand of angry, scorched-earth, insurgent politics defined the race for the Republican presidential nomination, while more moderate candidates tussled with themselves to try to mount a c