California declares a state of emergency over monkeypox outbreak, following New York and Illinois

California Gov. Gavin Newsom declared a state of emergency over the rapidly spreading monkeypox outbreak on Monday, the third U.S. state to do so in a matter of days.

Newsom said the emergency declaration would help support the state’s vaccination efforts. Demand for the vaccines has outstripped supply as infections rise. Staff at sexual health clinics and other sites have struggled to keep up with the influx of people seeking the shots.

California is mobilizing personnel from its Emergency Medical Services to help administer the vaccines. Newsom said the state...