Market Extra: Bitcoin, GameStop and NIO bets turned this flight attendant into a millionaire: Now he’s wagering it all in one final push to $3 million

How Egyptian-born Andrew Dawood turned roughly $50,000 in savings into $1.7 million on a series of white-knuckle bets on bitcoin, Chinese electric-vehicle maker NIO, and videogame-retailer GameStop Corp.

How Egyptian-born Andrew Dawood turned roughly $50,000 in savings into $1.7 million on a series of white-knuckle bets on bitcoin, Chinese electric-vehicle maker NIO, and videogame-retailer GameStop Corp.