Bernie Sanders has just one shot left in the locker. Barring something very unexpected, the Democrat race should be all over by the middle of next week.
With six states voting today, it looks as if Michigan could be the last stand for Bernie Sanders.
Joe Biden wins big on Super Tuesday, raising the possibility of an early end to the Democrat race.
It's something of a comeback for centrism as Saturday's voting saw two big defeats for the left.
On the eve of the South Carolina primary, Democrats are still trying to work out how "electability" works, and how much it matters.
More counting issues plague the Democrats in Nevada, but they don't stop Bernie Sanders scoring a resounding win. Nor is there much sign of consolidation among his opponents.
Bernie Sanders has consolidated has position as favorite for the Democrat nomination, but there's still a long way to go.
Britain's Labour Party has begun the process of choosing a new leader, with the task of deciding just how far to go in disowning the legacy of Jeremy Corbyn.
Bernie Sanders will start a strong favorite in tonight's New Hampshire primary. His path to the nomination depends on his opponents failing to unite against him.
Voting is about to get under way for the first time in the US presidential race. Here's what to look for in Iowa.