Robert F. Kennedy Jr. and Novak Djokovic apparently share a passion for tennis along with their beliefs about vaccines.

To some, it might have looked like the notoriously anti-vax health and human services secretary was finally moderating in the face of the measles outbreak. Nope!

Robert F. Kennedy Jr. is an environmental lawyer, author and political activist who has suspended his independent presidential campaign and thrown his support behind former President Donald J.