MOSCOW, March 3. /TASS/. Russia’s advanced Kamov Ka-52 "Alligator" (NATO reporting name: Hokum-B) attack helicopters have proved their high efficiency in the fight for the Syrian ancient city of Palmyra, Head of the Russian General Staff’s Main Operations Department Sergei Rudskoi said on Friday.

"The operation against illegal armed formations involved not only aircraft but also the most advanced Ka-52 helicopters, which demonstrated their high efficiency in the mountain and desert terrain," the Russian general said.

As was reported earlier, Palmyra was liberated on March 2.