Leon Blackman, spokesperson for Oddschecker, displays a diagram to show how many constituencies is each party the betting favourite, at the upcoming general election, in London, Wednesday, July 3, 2024. Britain's general election is a big event for political gamblers. Betting on Thursday's election is expected to generate tens of millions of pounds in bets though the biggest event is a bit of a snooze. (AP Photo/Kin Cheung)