Charter school supporters say Warren's comments to a teachers union were a slap in the face from a candidate who has been silent since pledging to reexamine her stance on the issue.

Charter school supporters say Warren's comments to a teachers union were a slap in the face from a candidate who has been silent since pledging to reexamine her stance on the issue. https://t.co/i6NkjnTtRF

— U.S. News Education (@USNewsEducation) December 15, 2019