Six servicemen of the Ukrainian Armed Forces were injured in the Anti-Terrorist operation (ATO) zone in the country's east over the past 24 hours, no one was killed, Defense Ministry spokesman Oleksandr Motuzianyk said at a briefing in Kyiv on February 6.In the Mariupol sector, 152mm and 122mm artillery systems shelled Zhovte , Krymske and Katerynivka -Troyitske section of the front line.The illegal armed groups fired on our positions more than 180 mines, 55 artillery and 30 tank shells. In Donetsk direction most strenuous situation remains in Avdiyivka, said Olexander Motuzyanyk.