World news, Latest headlines from wn network. worldnews delivers latest breaking news including world news, u.s., politics, business, entertainment, video, science, weather and. "jessie" (2011) - news - imdb, Permalink | report a problem. jessie gets engaged, liv and maddie's triplet and more 'monstober' photos. 1 october 2014 6:55 am, pdt | tvline.com | see recent tvline. Cwd prevalence surveillance - wisconsin dnr, Prevalence & surveillance. prevalence is the proportion or percentage of a population that tests positive for a disease. chronic wasting disease (cwd) prevalence is.