For some context, thisAP photo shows Police in front of a pile consisting mostly of expended RS-9M27K cluster munitions fired from the Russian RS30 Uragan MLRS launcher, fired into civilian residential areas in December 2022.
Using any weapon against unarmed civilians is a war crime.
Using a weapon, including cluster munitions, against invading soldiers is legal combat - and the more Russian cannon fodder that gets turned into hamburger, the sooner Putin's illegal war will end.