22:00Biggest Russian bombardment on Ukraine yetRussia's invasion appears to enter new phaseBBC Radio 4 Duration: 45 minutes Fri 11th Mar 2022, 22:00 on BBC Radio 4 LWAvailable for over a yearListen nowIn-depth reporting, intelligent analysis and breaking news from a global perspectiveGenresNewsBrandBiggest Russian bombardment on Ukraine yet Source: BBC Online