Poll shows Tories holding election advantage with five weeks to go

The Tories have dropped one point to 46% in the Observer/Opinium poll since last week, while Labour is unchanged on 30%.The Conservatives hold a 16-point lead over Labour with less than five weeks to go before the 8 June general election, according to the latest Opinium/Observer poll.The Tories have dropped one point to 46% since last week, while Labour is unchanged on 30%.