Toyota electric-car tech to come from venture with Mazda, Denso

2012 Toyota RAV4 EV PrototypeVery little is known for sure about the long-range electric car Toyota will launch around 2020. Over the last two years, the company—by far the industry's strongest proponent of hydrogen fuel-cell vehicles—has concluded it must field a battery-electric vehicle to stay competitive. Toyota is likely unhappy about it, but regulations in...