23 governors join California in opposing Trump fuel-economy freeze

Citing climate-damaging tailpipe emissions, 23 U.S. governors signed a pledge backing California leaders in their showdown with the Trump administration over its plans to freeze vehicle mileage standards. The stand by leaders of states and Puerto Rico, nearly all Democrats, comes as the Trump administration moves to freeze tougher mileage standards laid out by former President Barack Obama, in one of the previous administration’s key efforts against climate change…