'People are over it': Ex-White House staffer explains why Trump's insults aren't landing

Donald Trump has been overriding his advisers to attack Kamala Harris instead of focusing on their policy differences, but a former White House staffer doubts that will persuade voters.

The former president has always trafficked in sneering insults and bluster, but CNN's Kate Bedingfield said those attacks don't seem to land on Harris quite as effectively as his previous rival Hillary Clinton or even President Joe Biden.

"We're seeing time and again, people are over it – they don't want that," said Bedingfield...