WASHINGTON, December 22. /TASS/. The US has expanded the list of sanctioned Russian individuals and organizations in relation to the Ukrainian conflict, US Treasury said in a statement on Tuesday.

According to the statement, it concerns tens of individuals and organizations which are to be put on four separate lists.

These sanction targets are linked to such persons as Gennady Timchenko, Arkady Rotenberg, Boris Rotenberg as well as Kalashnikov Concern and Izhevsky Mekhanichesky Zavod JSC (also known as Baikal), all of whom have engaged in serious and sustained sanctions evasion, the statement says.

The leaders of the self-proclaimed republics of Donetsk and Luhansk have been put on a separate list.