Nato

It is expected the US and UK will allow Ukraine more discretion in its deployment of long range missiles, writes Robert Peston from the PM's plane.

In his first foreign trip as PM, Starmer has travelled to Washington DC for the Nato summit, where Ukraine and concerns about Joe Biden's age are dominating.

Starmer insisted that the UK's goal of spending 2.5% of GDP would be met, but refused to guarantee that this will be met within his first term in office.