Wary of RFK Jr., Colorado started revamping its vaccine policies last spring

September 12, 2025

As Health Secretary Robert F. Kennedy, Jr.’s dismantling of federal vaccine policy continues to roil the Centers for Disease Control and Prevention, some Democratic-led states have struck out on their own, setting up new systems to help them assess the science and maintain immunization access for their residents.

Four western states — California, Hawaii, Oregon and Washington — are creating a collaborative aimed at preserving access to vaccines. Several northeast states are considering a similar alliance.

Read more on NPR.

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