A clash between Bernie Sanders and Robert F. Kennedy Jr. at his confirmation hearing for Secretary of Health and Human Services took an unexpected turn on Wednesday when the senator defined a "onesie" in a line of questioning about Kennedy Jr.

Sen. Bernie Sanders (I-Vt.) grilled Robert F. Kennedy Jr., President Trump’s nominee to lead the Department of Health and Human Services, about a baby onesie sold from a group he founded

Bernie Sanders (I-Vt.) was unconvinced. He demanded Kennedy address some of the merchandise sold by Children’s Health Defense, the anti-vaccine organization Kennedy started. “On their website, they are selling what’s called onesies ― these little things,