By Jack Maidment, Deputy Political Editor For Mailonline
Published: 13:00 GMT, 12 February 2020 | Updated: 16:44 GMT, 12 February 2020
Boris Johnson risked a major row with Donald Trump today by claiming the UK's extradition arrangements with the US are 'imbalanced' and suggesting they need to be reviewed.
But the Prime Minister insisted his treaty concerns had nothing to do with a growing Transatlantic clash over UK demands for the extradition of Harry Dunn's alleged killer, Anne Sacoolas.
The issue of extradition was raised in the House of Commons by Jeremy Corbyn during Prime Minister's Questions.
The Labour leader claimed the UK's extradition treaty with the US was 'lopsided' and was a barrier to Ms Sacoolas being brought back to Britain.
Mr Johnson agreed with Mr Corbyn that elements of the arrangements do favour the US but insisted that had no bearing on the case of Mr Dunn.
It came as the slain Briton's family accused the Foreign Office (FCO) of being 'engaged in a cover-up' over the teenage motorcyclist's death.
The FCO has said it has 'no plans' to launch a public inquiry despite reports that Ms Sacoolas had worked as a spy for the CIA.
Boris Johnson today said he believed parts of the UK's extradition arrangements with the US needed to be reviewed
Mr Johnson said current arrangements with the US were 'imbalanced' but rejected Jeremy Corbyn's suggestion that the issue