23 governors join California in opposing Trump mileage standards
By ELLEN KNICKMEYER, Associated Press WASHINGTON (AP) — 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 relax 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