NYC mayor says officials retracing steps of Ebola patient, urges calm

NEW YORK (Reuters) - New York City Mayor Bill de Blasio said on Friday health officials are retracing all the steps taken by a doctor who is being treated for Ebola at a city hospital. De Blasio said New Yorkers should not worry and that they should not alter their daily routines. (Reporting by Frank McGurty; Editing by Chizu Nomiyama)