|| screaming-banner-text banner-text-size–char-44″ data-analytics=”_list-hierarchical-xs_article_”> Virus hunters zero in on a possible culprit ||” , title: “CNN – Breaking News, Latest News and Videos” , siblings: {“articleList”:[{“uri”:”/2020/04/06/us/coronavirus-scientists-debate-origin-theories-invs/index.html”,”headline”:”u003cstrong>The origin of coronavirus is debated. But genetic detective work is leading scientists to point at one animal suspect. u003c/strong>”,”thumbnail”:”//cdn.cnn.com/cnnnext/dam/assets/200127165755-02-wuhan-seafood-market-jan-11-small-11.jpg”,”duration”:””,”description”:”u003ca href=”https://www.cnn.com/2020/03/19/world/gallery/novel-coronavirus-outbreak/index.html” target=”_blank”>In photos u003c/a>| u003ca href=”https://www.cnn.com/specials/coronavirus-newsletter?utm_source=hp&source=hp” target=”_blank”>Newsletteru003c/a> | u003ca href=”https://www.cnn.com/audio/podcasts/corona-virus”>Podcastu003c/a> | u003ca href=”https://www.cnn.com/interactive/2020/health/coronavirus-questions-answers/” target=”_blank”>Q&Au003c/a> | u003ca href=”https://www.cnn.com/interactive/2020/health/coronavirus-how-to-help/” target=”_blank”>How to helpu003c/a>”,”layout”:””