。随后，他任命的官员着手彻底削弱这些法规。
President Trump temporarily waived clean-air rules for industrial facilities that spew cancer-causing gases. Then his appointees worked to gut the regulations altogether.
我们的调查记者埃里克·利普顿解释了企业利益如何在美国国家环境保护局内部掌权。
Our investigative reporter Eric Lipton explains how corporate interests took power inside the EPA.