Biden taps Pete Buttigieg for transportation post and Jennifer Granholm for energy

Former South Bend mayor says he's honored to serve our nation', while Granholm has yet to comment publicly

Joe Biden has picked Pete Buttigieg, his former rival for the Democratic presidential nomination, to be his transportation secretary, in a move which would make the former South Bend mayor first out gay person to be confirmed by the Senate to a cabinet post.

The nomination came as more picks for senior positions in Biden's incoming administration emerged on Tuesday, including Jennifer Granholm, the former governor of Michigan, to run the energy department.