With the 2016 race for the White House heating up, the gloves are coming off.
With 15 Republican candidates and seven Democrats still in the running for their partys nomination, the crowded field has created fierce rivalries.
While the debates have offered the candidates an opportunity to confront each other face-to-face, many have been throwing punches on the campaign trail on everything from their opponents politics to personality.
Here is a look at the five most contentious rivalries so far this campaign season:
Bobby Jindal vs. Donald Trump
Hate is a strong word, but its safe to say Louisiana Gov. Bobby Jindal really, really, really (his words) doesnt l