21:06Newshour23/06/2020 20:06 GMT: Top health official warns of "disturbing" new US surgeBBC World Service Duration: 53 minutes Tue 23rd Jun 2020, 21:06 on BBC World Service News InternetInterviews, news and analysis of the day’s global events. Show more GenresNewsFormatsMagazines & ReviewsBrandNewshour Source: BBC Online