Biden on brink of White House

Democratic presidential candidate Joe Biden speaks in Delaware (Carolyn Kaster/AP)

Joe Biden won the battleground prizes of Michigan and Wisconsin on Wednesday, reclaiming a key part of the “blue wall” that slipped away from Democrats four years ago and dramatically narrowing US President Donald Trump’s pathway to re-election.

A full day after election day, neither candidate had cleared the 270 electoral college votes needed to win the White House.