Super Bowl brings curtain down on troubled year
New Jersey Governor Chris Christie attacks Senator Marco Rubio in the latest TV debate among Republican candidates running for US president.
In the run up to the New Hampshire primary, BBC Pop Up is picking up voters to talk about their thoughts on the presidential candidates.
The BBC’s Emily Maitlis travels to Marco Rubio’s hometown in Miami to find out more about about the Republican rising star.
Senator Marco Rubio is on the receiving end from several Republican rivals seeking the party’s presidential nomination, in a fractious TV debate.
Twitter has suspended more than 125,000 accounts since mid-2015 “for threatening or promoting terrorist acts”, the social media company says.
The US economy added 151,000 jobs in January, helping to push the country’s unemployment rate down to 4.9%, official figures show.
The political term is at the centre of the Democratic race