The prime minister leaves for Washington today, but he won't be coming back with a trade deal. Our UK government editor Alex Morales briefs us on what to expect, while Duncan Edwards, CEO of BritishAmerican Business tells us what his organisation wants from the trip. One of the topics Rishi Sunak and Joe Biden are expected to discuss is artificial intelligence. Nate Sharadin from the Center for AI Safety discusses how the technology should be regulated. Hosted by Lizzy Burden, Yuan Potts and Stephen Carroll.