The new chair of the Advisory Committee on Immunization Practices said the panel plans to vote to end universal hepatitis B vaccination at birth and to scrutinize if childhood shots cause allergies.

The Hopi Tribe received a multimillion-dollar federal grant to install solar panels and battery storage systems for hundreds of homes. But the Trump administration has canceled the funding.

The Department of Health and Human Services is ending a $766 million contract with the vaccine company Moderna to develop an mRNA vaccine for flu strains with pandemic potential, including bird flu.