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London Mayor Sadiq Khan discusses artificial intelligence, migration, affordable housing and why voters shouldn't back the populist Reform UK in next week's local elections, describing Nigel Farage's party as a "poor man's version of President Trump and MAGA." Khan also backed Prime Minister Keir Starmer to survive the growing scandal around his 2024 appointment of Peter Mandelson as ambassador to Washington. He talks with Chad Thomas at Bloomberg's CityLab conference in Madrid, where a new forum involving mayors from across the world to ensure artificial intelligence works for effectively for cities was announced.

Lyft has agreed to buy Gett, an app used for requesting black cabs in London. Lyft CEO David Risher says international growth and expansion into capital-light businesses like Gett are key to growing the rideshare company. Risher joins Caroline Hyde and Ed Ludlow on "Bloomberg Tech."

The collapse of Market Financial Solutions has some of the biggest names in finance, including Jefferies, Wells Fargo and Barclays, scrambling to recoup whatever money they can from an embattled company. MFS was a nonbank finance firm looking to fill a gap that major banks had ignored or shunned, while tapping Wall Street giants for the cash to do it. Bloomberg's Neil Callanan explains.