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Rob Caughlan, an early leader of the coastal advocacy group Surfrider and a longtime California political activist, dies at the age of 82.

The students of Palisades Charter High School are set to return to classes after the school district said its tests have cleared the grounds of contamination. But there are concerns about the efficacy of the testing protocols.

Under Robert F. Kennedy Jr., the Trump administration's health agencies have muddled vaccine messaging. The result is that vaccine-preventable diseases like measles are surging in the U.S.