The World Tonight

US President Joe Biden has signed into law a long-awaited military aid package for Ukraine. We assess how quickly the munitions will reach Ukraine - and ask how much of a game-changer they could be on the battlefield.

Also on the programme:

Thousands of pro-Palestinian student protesters have clashed with police across the US - as demonstrations spread to more college campuses. We're live in New York where the protests began.

We speak to Britain’s first qualified astronaut in more than a decade.

And politicians and trainers - is it a good look?