![](https://static.rtl.lu/rtl2008.lu/nt/p/2022/03/20/12/0405ce4e4a99a32088d975fd63214488.jpeg)
Ukrainian authorities said on Sunday that Russia had bombed a school sheltering 400 people in the besieged port of Mariupol, as Moscow claimed that it had again fired a hypersonic missile in Ukraine, the second time it had used the next-generation weapon on its neighbour.