PBS Newshour

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Philadelphia wants to create a universal pre-kindergarten program, not unlike the one Oklahoma adopted years ago. It’s part of a growing movement nationwide in favor of universal pre-K at both the municipal and state level.

As part of the PBS Newshour’s Tuesday education series “Making the Grade,” special correspondent Cat Wise examined how deeply conservative Oklahoma’s idea that’s typically popular on the left became a model for other states to emulate.

Several states are now trying to tackle what they see as a serious public health concern. Oklahoma is one of the leading states on that front, as PBS Newshour health correspondent Betty Ann Bowser reports.