breaking news overnight. austria is going back to full covid lock down on monday, and will mandate vaccines next year. that makes them the first european nation to require them. it comes amid growing concerns that europe could see a fourth wave across the continent. claudio has the latest for us. >> you have to consider that austria is a big country in western europe that's been the hardest hit by the fourth wave of the pandemic. why? because first of all, because it is in western europe one of the lowest vaccination rates which is stuck at 66%. compare that to vaccination rates in neighboring countries, for instance, italy where i am right now, which stands at about 80% the vaccination rate. it also has the highest infection rate, and that is the