But in his new opinion piece about the ongoing measles outbreak, published March 2 in Fox News, Kennedy wrote that vaccines “not only protect individual children from measles, but also contribute to community immunity,

The top spokesperson at the Health and Human Services Department resigned Monday after clashing with Robert F. Kennedy Jr. over his response to the measles. Thomas Corry said he called it quits “effective immediately” in a post on his LinkedIn account just two weeks into his tenure at the agency.

Health Secretary Robert F. Kennedy Jr. publicly backed the measles vaccine Sunday amid an outbreak of the disease in Texas that has already killed one child.