Russia’s Sukhoi jets flew 15 sorties over Syria on Monday striking 10 Islamic State targets in various regions, according to Russia’s Defense Ministry. 20 tanks and 3 rocket launchers in Homs province near embattled Palmyra were destroyed,

“During the day, Sukhoi-34, Sukhoi-24M and Sukhoi-25 warplanes flew a total of 15 sorties from the Khmeimim airbase. Air strikes were delivered at ten targets of the Islamic State [IS, formerly ISIS/ISIL] group in Syria,” Igor Konashenkov, Russia’s Defense Ministry spokesman said in a statement on Monday.

A pair of Su-25Ms (NATO reporting name: Frogfoot) together with an Su-24 (NATO reporting name: Fencer) carried out strikes on two IS targets in the eastern part of Homs province near the city of Tadmur, he said.

“About 20 units of medium T-55 tanks, which were earlier seized by the militants from the Syrian army, have been destroyed [in the strikes],” as well as three multiple rocket launchers, he noted.