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,

Don’t forget to blame the 52 Republican senators who put aside everything they learned about Kennedy and confirmed him anyway.

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.