President Trump announced Wednesday that Transportation Secretary Sean Duffy will temporarily lead the National Aeronautics and Space Administration, weeks after Mr. Trump withdrew an Elon Musk-linked entrepreneur as his pick to lead the space agency.

On Wednesday evening (July 9), President Donald Trump named Sean Duffy interim chief of the space agency.

President Donald Trump has named Transport Secretary Sean Duffy as the new interim head of NASA in another blow to his estranged former benefactor and ally, Elon Musk.