Science Aug 13

Environmental Protection Agency (EPA) Acting Administrator Andrew Wheeler addresses staff at EPA headquarters in Washington, D.C. Photo by Ting Shen/Reuters
WATCH: Trump’s EPA drops methane emissions rule for oil, gas fields

Andrew Wheeler, administrator of the Environmental Protection Agency, signed the rollback of the 2016 methane emissions rule in Pittsburgh, in the heart of the nation's most prolific natural gas reservoir and in the premier presidential battleground state of Pennsylvania.