After single-handedly remaking the auto industry, social media and the global space race, Elon Musk is now turning his attention, and personal fortune, to politics.Over the past few months, he became one of the most influential figures in the race for president, and on Tuesday Donald J. Trump tapped him to help lead what the president-elect called the Department of Government Efficiency,Kirsten Grind and Eric Lipton, investigative reporters for The Times, explain what exactly Musk wants from the new president, and why he is so well placed to get it.Guest: Kirsten Grind, an investigative business reporter at The New York Times.Eric Lipton, an investigative reporter at The New York Times.Background reading: Mr. Trump tapped Mr. Musk and Vivek Ramaswamy to lead a new “Department of Government Efficiency.”Mr. Musk helped elect Mr. Trump. What does he expect in return?For more information on today’s episode, visit nytimes.com/thedaily. Transcripts of each episode will be made available by the next workday. Unlock full access to New York Times podcasts and explore everything from politics to pop culture. Subscribe today at nytimes.com/podcasts or on Apple Podcasts and Spotify.