Hainan bans gas car sales

Hainan just pulled the plug on gasoline cars. By 2030, no new sales, period. For some, it's a bold leap forward. For others, it raises hard questions. What happens to millions of drivers still filling up at the pump? Can an all-electric future really work on the road, with charging, grid strain, and a massive mindset shift all in play? On the show: Fei Fei, Steve & Yushan