Campaign trail coverage in the lead up to the primaries. I was the correspondent in these two segments.

Donald Trump is projected to win the South Carolina primary by an even greater margin than he won New Hampshire, but to guarantee victory he'll need to woo voters in South Carolina's Upstate region, which has the highest voter turnout in the state.

Florida has more senior citizens that any other US state, with around 20 percent aged 65 and over. And they love to vote: 72 percent cast votes in the 2012 presidential election. As Florida prepares to vote, campaigns are turning their attention to senior citizens and their concerns.