Public opinion is shaped by the industry that delivers information to the public. If that industry is determined to make Americans believe ideas that are false and destructive, then Americans will elect people that represent false and destructive ideas.
Thanks a lot, Fox News. Thanks, CNN, NBC, ABC and CBS. Thanks, you dozen Christian hate-mongering cable channels. Thanks, right wing corporate newspaper industry. Thanks, right wing radio.
Most especially, thanks to Rupert Murdoch and his sexual pervert henchman Roger Ailes, who turned a sick American media into a nationwide pornographic terrorism network. None of this would be happening if America's information resources were honest.