KNTV NBC Nightly News With Lester Holt March 1, 2022 02:37:00
Midair and spray smaller bombs. >> it's clearly a cluster munition attack we think that cluster munitions should never be used at all >> reporter: they're banned by 110 countries, though not by russia or the u.s still, the u.s. hasn't used them since the first gulf war over 30 years ago. they're used by the russians in ukraine. another sign of this war's growing savagery matt bradley, nbc news, uman, ukraine. and people from kharkiv are among the half million refugees the u.n. says have poured out of ukraine since the invasion began. many are making their way to western ukraine to try to cro...