14:06Newshour18/01/2022 14:06 GMT: Nato chief warns Russia against military attack on UkraineBBC World Service Duration: 50 minutes Tue 18th Jan 2022, 14:06 on BBC World Service News InternetInterviews, news and analysis of the day’s global events. Show more GenresNewsFormatsMagazines & ReviewsBrandNewshour Source: BBC Online