The Trump administration said it's ending a credit for automakers that install a so-called "start/stop feature" in the vehicles, part of a broader rollback of environmental regulations to reduce greenhouse gas emissions. The start/stop feature, which is today widely used in newer vehicles, shuts off gas engines when cars idle, such as when they're stopped at a red light or stuck in traffic. The Environmental Protection Agency described the technology as "almost universally hated" in its