Kennedy Jr. once again spread misleading claims about the safety and efficacy of the measles vaccine amid an outbreaks in Texas and New Mexico. In an interview with Fox News’ Sean Hannity broadcast Tuesday,

In Texas specifically, a total of 223 people have contracted measles since the outbreak began in January, with at least 29 people, mostly children, requiring hospitalization. One child, who was unvaccinated, has died from measles, while a second unvaccinated person’s death is currently being investigated by health officials.

Health Secretary Robert F. Kennedy Jr. was reportedly part of a phone call last week with an activist in Texas helping distribute holistic and unproven remedies to families affected by the measles outbreak.