Democrat Hillary Clinton (left) and Republican Donald Trump won their respective presidential primary races in North Carolina.
Democrat Hillary Clinton (left) and Republican Donald Trump won their respective presidential primary races in North Carolina. Joe Raedle Getty Images
Democrat Hillary Clinton (left) and Republican Donald Trump won their respective presidential primary races in North Carolina. Joe Raedle Getty Images

Front-runners Clinton and Trump move closer to nomination; Rubio exits

March 15, 2016 07:09 PM