LA Times: Everywhere you turned in politics last week, you could have bumped into Tom Steyer or his obsessions.
On a South Carolina debate stage, Democratic presidential candidates touted the importance to them of climate change, the issue the 58-year-old San Francisco billionaire - the nation's largest individual political donor in 2014 - has worked to wrench into prominence.
Midweek came the announcement that Steyer had given $200,000 to the California Democratic Party for its voter identification,...