2021 BMW 530e plug-in hybrid: Quicker, but will it go more electric miles?

2021 BMW 5-SeriesFor 2021, the plug-in hybrid version of the BMW 5-Series sport sedan, the 530e, might no longer be the slowest-accelerating model in the U.S. 5-Series lineup. That might sound petty, but it's an important step forward to prove the worth of a format the automaker has a lot of its future invested in. BMW has ambitious targets for plug-in hybrids and...