Now playing Next USA Detroit: Trump forced onto defensive against anxious Republicans Donald Trump was on the defensive in the Detroit debate. Currently leading in the race for the Republican presidential nomination, he was 04/03/2016
Now playing Next world news Insults fly as Republican race for the White House erupts into civil war The rancor in the US Republican party exploded on Thursday as former presidential nominee Mitt Romney launched a blistering attack on Donald Trump’s 03/03/2016
Now playing Next USA Trump tones down rhetoric against rivals after Super Tuesday wins In his victory speech, the billionaire businessman struck a different note and was generally conciliatory towards his Republican rivals but Trump 02/03/2016
Now playing Next World Super Tuesday: what next? Our Washington correspondent walks us through the latest results and what they mean for the race to the White House. 02/03/2016
Now playing Next world news US election 2016: Clinton and Trump surge ahead after Super Tuesday Super Tuesday has become winners’ Wednesday for Donald Trump and Hillary Clinton. Both have taken huge steps towards securing their parties’ 02/03/2016
Now playing Next USA Ted Cruz: populism, conservatism and religion in the race for The White House On the night of February 1 the Republican senator, Ted Cruz enjoyed his one and only victory to date over Donald Trump who is topping the polls as 01/03/2016
Now playing Next USA US elections: Super Tuesday explained Why is it a “super” Tuesday? This year in the United States, March 1st is Super Tuesday, a key date in the primary elections of both the Republicans 29/02/2016
Now playing Next world news Marco Rubio mocks Donald Trump's misspelled insults US Republican presidential hopeful Marco Rubio on Friday (February 26) laughed off insults hurled at him via Twitter by rival Donald Trump, making 27/02/2016
Now playing Next USA US election campaign: Trump under fire in pre-Super Tuesday debate slugfest 26/02/2016
Now playing Next USA US presidential election: Trump scores big win in Nevada Republican frontrunner Donald Trump has coasted to victory in the Nevada caucuses, marking his third victory in a row in the state by state contests 24/02/2016
Now playing Next world news Bush bows out of Republican race as Trump triumphs in South Carolina His campaign for the Republican presidential nomination never got off the ground. And with a distant fourth place finish in South Carolina on 21/02/2016
Now playing Next world news Republican Jeb Bush drops out of the 2016 US presidential race 21/02/2016
Now playing Next USA Christie and Fiorina pull out of Republican race Two more Republicans fall by the wayside in the presidential race after New Hampshire primary 11/02/2016
Now playing Next USA Sanders and Trump make the noise in New Hampshire Democrat Bernie Sanders and Republican Donald Trump have blown open the US presidential race with significant victories in the New Hampshire primary 10/02/2016
Now playing Next USA US: Jeb Bush vows to fight on after New Hampshire primary Supporters pin their hopes on South Carolina 10/02/2016
Now playing Next USA Trump and Sanders claim victory in New Hampshire As the winners of the New Hampshire primary quickly became clear the victors, Republican Donald Trump and Democrat Bernie Sanders thanked their 10/02/2016
Now playing Next USA Trump and Sanders win New Hampshire primary Republican Donald Trump and Democratic Socialist Bernie Sanders have taken the New Hampshire primary. While Hillary Clinton quickly conceded defeat 09/02/2016
Now playing Next USA US election: Expect the unexpected in the New Hampshire Primary With the White House in the distance, the stakes couldn’t be higher. Yet many in New Hampshire – the second state to pick its party nominees for the 09/02/2016
Now playing Next USA US election: New Hampshire gears up for first presidential primary There’s snow on the ground in New Hampshire, but things are heating up in the race for the White House. On Tuesday (February 9), the US state will 08/02/2016
Now playing Next USA US: Rubio under fire from rivals during Republican presidential debate As the race for the US presidential nomination heats up ahead of the New Hampshire primary on 9 February, the crowded Republican pack slugged it out 07/02/2016