Our trip through the week’s stories including a crossover Corolla, an update on the Biden administration’s infrastructure plans, and 2020’s traffic fatality data.

Our test of a 2021 BMW M550i xDrive showed the car fell significantly short of BMW’s claimed zero-to-60-mph time of 3.6 seconds. We alerted BMW to the discrepancy. The company eventually deduced that a software problem was causing a communication error between the car’s stability control system and its engine computer, which caused turbocharger boost pressure to drop. 
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