Hillary Clinton
Clinton's top campaign financiers are linked to Big Oil, natural gas and the Keystone pipeline.
He's contrasting himself with Hillary Clinton.
The campaign is trying to change, but striking the right balance with the press is proving difficult.
WHAT'S HAPPENING
The firm is also doing PR for the troubled Qatar 2022 World Cup.
"We still have to run our economy, we still have to turn on the lights."
Clinton reports spending more than any other campaign has raised.
Former Keystone pipeline lobbyist is among the names.
Uber, which has run into regulatory roadblocks in numerous U.S. cities, has emerged as a polarizing symbol of the sharing economy.
