Keir Starmer and world leaders pay tribute to Joe Biden as he quits US presidential race
![Keir Starmer and world leaders pay tribute to Joe Biden as he quits US presidential race](https://i2-prod.mirror.co.uk/incoming/article33226081.ece/ALTERNATES/s615/1_Nato-75th-anniversary-summit-Washington-DC.jpg)
Joe Biden sensationally decided to abandon his re-election bid after sustained pressure from Democrat allies in the wake of a faltering debate performance against Donald Trump