A mosquito in a nudist colony

President Donald Trump and Republicans in Congress rolled back a gun regulation last year that would have restricted some people with mental disabilities from buying guns. Now, this story isn’t about gun control, but the law they used to erase that rule and 14 others last year. It’s a tale that goes back decades, and it starts in Kenya in the 1960s. Along the way, we’ll meet a man in a white suit and an army of used car dealers.