Russian Su-34s strike deployment positions of four Ukrainian brigades near Kupyansk
Disclaimer: TASS is Russian government propaganda, and not a reliable news source.
The official representative of the combat group, Sergei Zybinsky, said that the crews of the Ka-52 and Mi-28 helicopters, as well as operational-tactical aviation, attacked concentrations of troops, weapons and military equipment of the Ukrainian 14th and 32nd mechanized brigades and territorial defense units in area of Sinkovki, Ivanovka and Leonovka