Published March 23, 2016
Republican frontrunner Donald Trump and rival Ted Cruz both had victories Tuesday in the U.S. presidential race. Trump easily won the Arizona primary while Cruz won a lopsided victory in caucus voting in Utah. But even as Trump moves closer to securing the Republican Party nomination, many establishment Republicans remain hesitant to heed his call to unite behind him as the expected nominee. VOA National Correspondent Jim Malone has more from Washington.