Thirteen children were sickened on Thursday at a YMCA summer camp in New Jersey after eating edibles that looked like candy, according to the YMCA and two parents of the children.

nyti.ms13 Children Accidentally Consume Edibles at New Jersey Y.M.C.A. Summer CampThe Y.M.C.A. said a camper had handed them out without its knowledge. A parent described the affected children as looking like “little baby zombies.”