DATA & FIGURES

The key figures in this story include 24,927 votes, which is the number of votes Burnham received in the Makerfield by-election, representing 54.8% of the total. This is a significant margin, with Burnham beating Reform UK's Rob Kenyon by 9,231 votes. Additionally, UK 10-year gilt yields climbed to 4.84% on Friday, up roughly 0.09 percentage points on the session.

THE SCENARIO

The geopolitical context of this story is one of increasing uncertainty and instability in UK politics. Starmer's leadership has been under pressure for some time, and Burnham's by-election win has given him the momentum he needs to potentially challenge for the top job.

DIRECT QUOTE

"Tonight could - just could - be the turning point"Andy Burnham, Labour MP

BBN INSIGHT

The situation in UK politics is highly uncertain, with Starmer's leadership hanging in the balance. The implications of Burnham's by-election win are significant, and it remains to be seen how Starmer will respond to the challenge.

MARKET REACTION

The market reaction to this story has been significant, with UK 10-year gilt yields climbing to 4.84% on Friday.