Nigel Farage MEP, United Kingdom Independence Party

There's a powerful strain of anti-EU sentiment in Britian - but is it enough to turn the anti-EU UK Independence Party into a credible political force in the looming general election? Stephen Sackur is joined by UKIP's erstwhile leader - and now their most high profile parliamentary candidate - Nigel Farage. He revels in his role as a troublemaking MEP in Brussels, but can he convince as a serious politician?