(AP Photo/Rich Pedroncelli, file) In this Oct. 7, 2015, file photo, billionaire environmentalist Tom Steyer discusses climate change at a symposium in Sacramento, Calif. Steyer is dumping at least $10 million into a national advertising campaign calling for President Donald Trump's impeachment.
/arc-anglerfish-arc2-prod-sltrib.s3.amazonaws.com/public/BXGSQF4KTRFOLETDZZ66UVBVNQ.jpg)
