Trump fills his government with billionaires after running on a working-class message

ATLANTA (AP) — President Donald Trump's brash populism has always involved incongruence: the billionaire businessman-politician stirring the passions of millions who, regardless of the U.S. economy's trajectory, could never afford to live in his Manhattan skyscraper or visit his club in south Florida. His second White House is looking a lot like the inside of Mar-a-Lago, with extremely wealthy Americans taking key roles in his administration. The world's richest man, Elon Musk, is overseeing a new Department of Government Efficiency. Billionaires or mega-millionaires are lined up to run the treasury, commerce, interior and education departments, NASA and the Small Business…