Elon Musk and other billionaires invest staggering sums into electing Trump, plus other takeaways from third-quarter filings CNNElon Musk hits the campaign trail in a key swing state after donating $75 million to a pro-Trump super PAC Business InsiderElon Musk gives $75mn boost to Donald Trump’s presidential run Financial TimesBig Money Flowed to Pro-Trump Groups in the Past Three Months The New York Times