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The Foreign Secretary Lord Cameron has made an emotional plea in Washington to unblock more aid to Ukraine, as he bids to win over sceptical Republicans. We get a response from a leading Republican congressman.

Also on the programme:

In a legal first, the parents of a teenager who shot and killed four classmates in Michigan three years ago have each been sentenced to at least 10 years in prison. We hear from the father of one victim. We'll also explore the legal implications of the sentence.

And as a new study suggests cars have now outgrown parking spaces - we'll discuss whether bigger really is better - with the help of James May.