Poll of Tory members gives Liz Truss 22-point lead to be next prime minister

Exclusive: Survey for Observer reveals striking lack of enthusiasm for foreign secretary, or her rival Rishi Sunak, and nostalgia for Boris Johnson

Liz Truss holds a commanding 22-point lead over Rishi Sunak in the race to become the next Tory leader and prime minister, according to an exclusive poll of party members for the Observer.

With less than three weeks to go before the September 2 deadline for voting, the survey by Opinium of 570 Conservative members puts the foreign secretary on 61% and the former chancellor on 39%.