Plug-in hybrid pollution, solid-state timeline, charging electric trucks: Today’s Car News

2022 GMC Hummer EV first prototypePlug-in hybrids might be polluting a lot more than the emissions-test numbers suggest. Portland is re-upping on the Electric Avenue concept, but for big electric trucks this time. Daimler’s Smart plant sale will enable something that’s not small and not electric. And could solid-state battery tech arrive by the middle of the decade?...