Tories widen lead over Labour since January

Poll results will be sobering reading for Jeremy Corbyn as he campaigns in Stoke-on-Trent byelection.The Tories have opened up a 13-point lead over Labour, according to a poll for The Observer that suggests Jeremy Corbyn’s party has been losing support ahead of next week’s two crucial byelections.An online survey of 2,004 UK adults, conducted between 14 and 16 February by Opinium Research finds 40% of voters now back the Conservatives, an increase of three percentage points since a s