As race heats up ahead of the Nevada caucuses, Trump hits Cruz as ‘sick’ for running negative ads against him.
Rand Paul has announced the end of his presidential campaign.
Former New York Governor George Pataki has endorsed Republican candidate Marco Rubio for U.S. president on Tuesday.
Senator Lindsey Graham announced that he has dropped out of the 2016 presidential race on Monday.
A United States Senator seems to have plagiarized large portions of the paper he had to write to attain his master's degree from the United States Army War College.
