John Burn-Murdoch: “Such a crushing defeat in this week’s US election is bound to elicit months if not years of soul-searching from Democrats. Did Biden hold on for too long? Should party officials have opted for a contested convention instead of parachuting Harris into the race? Has the party’s socially progressive turn alienated some Hispanic and Black men?” “The problem is, it’s entirely possible both that the answer to all three of those questions is ‘yes’, and that taking action to address them would not have produced a fundamentally different outcome.