A view of a photo booth with Elmo during "Mindful Families" presented by Headspace in partnership with Sesame Street and Unicorn Productions at Second Floor on September 06, 2023 in New York City.

Sesame Workshop said an unknown hacker posted "disgusting messages" on X. Elmo's X account is now secure after it was hacked and several racist and antisemitic messages were shared, according to the ...