22:00Biggest Russian bombardment on Ukraine yetChanges to guidance on face coverings in England’s secondary schoolsBBC Radio 4 Duration: 45 minutes Tue 25th Aug 2020, 22:00 on BBC Radio 4 FMAvailable for over a yearListen nowIn depth reporting, intelligent analysis and breaking news from a global perspectiveGenresNewsBrandBiggest Russian bombardment on Ukraine yet Source: BBC Online