Burnham electrified the Labour party by talking about electoral reform – now he needs to act on it | Polly Toynbee

The prime minister has lifted the spirits of the public and party members, and must use that goodwill to push through change He bounded into the packed rally, a spring-heeled intruder whose very presence announced a coup at last year’s Labour conference. And so it was. Andy Burnham spoke with ebullient self-confidence, yet without aggression or a barrage of insults. They tried to stop him with a bogus constitutional fix barring him from standing in Gorton and Denton. But those Labour hierarchs…