Federal health workers' pent-up frustration with Health Secretary Robert F. Kennedy Jr. is boiling over in the aftermath of an attack on the Centers for Disease Control and Prevention's Atlanta headquarters that they believe he helped stoke with inflammatory rhetoric and misinformation.

Kennedy Jr. with what he described as “the question that everybody is wondering about” on Tuesday. Namely, “Why do you wear jeans when you work out?” “Well, I just started doing that a long time ago because I would go hiking in the morning and then I’d go straight to the gym and I found it was convenient and now I’m used to it so I just do it.