Trump proposes car-mileage rollback; states sue in protest

WASHINGTON (AP) — Citing safety, the Trump administration on Thursday proposed rolling back car-mileage standards, backing away from years of government efforts to cut Americans' trips to the gas station and reduce unhealthy, climate-changing tailpipe emissions.
If the proposed rule becomes final, it could roil the auto industry as it prepares for new model years and weaken one of the federal government's chief weapons against climate change — regulating emissions from cars and other