Labour has just suffered its worst defeat for decades
Isabel Hardman discusses the by-election results with Fraser Nelson and James Forsyth: The Tories have won the Copeland by-election with 13,748 votes – a clear 2,107 votes ahead of Labour. The Tories needed a 3.3pc swing to win: they got double that, making this the best by-election performance by a governing party since 1966. And