FILE - Attorney Robert F. Kennedy, Jr. speaks after a hearing challenging the constitutionality of the state legislature's repeal of the religious exemption to vaccination on behalf of New York state families who held lawful religious exemptions, during a rally outside the Albany County Courthouse Aug. 14, 2019, in Albany, N.Y. Instagram and Facebook have suspended Children's Health Defense from its platforms for repeated violations of its policies on COVID-19 misinformation. The nonprofit led by Robert Kennedy Jr. is regularly criticized by public health advocates for its misleading claims about vaccines and the COVID-19 pandemic. (AP Photo/Hans Pennink, File)