Sen. Roger Marshall (R-Kan.) dismissed tech billionaire Elon Musk’s threat to back primary challengers against Republicans ...

A public feud between President Donald Trump and his on-again, off-again ally, billionaire Elon Musk, reignited this week ...

Has it really been less than a month since Elon Musk flew off the handle, trashed his benefactor, the president, pledged to ...