CNN's Collins: Biden's Shifting on SCOTUS Because Progressives Backed Him Against Moderates Calling for Him to Leave

During CNN's coverage of the Republican National Convention on Tuesday, CNN host Kaitlan Collins stated that President Joe Biden reportedly planning to support changes to the Supreme Court that he had been against before is because "who stood by him in these days when other, more moderates are calling on him to get out, it's the progressives."