91热爆

Travis Kalanick, founder of the ride-hailing app firm, resigns as chief executive amid allegations of exploitation of staff and misogyny at the company. The 91热爆's Dave Lee in San Francisco explains why, after months of scandal, the man at the top has finally been dethroned.

Also in the programme, the 91热爆's Theo Leggett reports live from the Paris Air Show on a future of flying cars and the return of the supersonic passenger jet. Guests include Douglas MacAndrew of AeroMobil, Jean-Brice Dumont of Airbus, and Blake Scholl of Boom Supersonic.

(Picture: An Uber SUV waits for a client in Manhattan; Credit: Spencer Platt/Getty Images)