U.K. Prime Minister: Overwhelmingly Likely Putin Ordered Poison Attack; Lavrov: Of Course Russia Will Expel British Diplomats; Sources: U.S. National Security Adviser To Be Replaced; At Least Six People Killed In Florida Bridge Collapse; Puerto Ricans Still Dying In Hurricane Maria's Wake; Sweden Offers Support For Talks; Former U.S. Envoy Says North Korea Surprised Trump Said Yes to Talks; The Legacy Of The Pyeongchang 2018 Winter Games; The Priciest Places. Aired at 8-9a ET - Anna Coren; Melissa Bell; Frederik Pleitgen; Nic Robertson; Abby Phillip; Rosa Flores; Leyla Santiago; David McKenzie; Elise Labott; Kristie Lu Stout (News Stream (CNN International), 2018)