General Motors GM -1.20 %decrease; red down pointing triangle is in a fight for its life.One day, nearly all cars will be electric vehicles. And GM, like any automaker that wants to stick around, must be on the forefront of making them—even amid regulatory shifts like the end of the EV tax credit, tariffs boosting materials costs, and a growing list of EV-only competitors. Survival depends in part on whether its bets on battery technology pay off. ...