Gavin Newsom used to be a Davos regular. What's behind his surprising return this week?

California Governor Newsom is returning to Davos

Tayfun Coskun/Anadolu via Getty Images

• Gov. Gavin Newsom was criticized as an out-of-touch "Davos Democrat" while mayor of San Francisco.
• Newsom announced Friday he would return to Davos this week to rebuke Trump.
• Newsom plans to argue that Trump's economic agenda has been a failure.

A tiny Swiss ski town with a population of just over 10,000 will play host this week to a clash between two American politicians, President Donald Trump and California Gov.