- With a big field and Trump as the front-runner and wild card, the GOP is preparing for chaos
- If no candidate has a majority of delegates before the convention, it is officially 'contested'
- The 'brokered' part only happens if the first floor vote doesn't yield a nominee
- With Clinton and Sanders locked in a tight contest, the Democrats are chatting about it too
(CNN)With the GOP primary race staying crowded and tight as it arrives in South Carolina, there is chatter once again that Donald Trump could be called on to show off his "amazing" negotiating skills at this summer's convention.