U.S. Republican front-runner Donald Trump swept three states and drove rival Marco Rubio out of the White House race, but the New York billionaire's loss in the crucial state of Ohio wrought more chaos for a party deeply fractured by his candidacy.
While the Republican race remained in turmoil on Tuesday, Hillary Clinton's victories in Florida, Illinois, Ohio and North Carolina cast doubt on U.S. Senator Bernie Sanders's ability to overtake her for the Democratic Party's nomination.