Dogs walk near boxes of shells at the positions of the Ukrainian armed forces in Donetsk region, eastern Ukraine, February 20, 2015. Kiev accused Russia on Friday of sending more tanks and troops into eastern Ukraine and said they were heading towards the rebel-held town of Novoazovsk on the southern coast, expanding their presence on what could be the next key battlefront.REUTERS/Oleksandr Klymenko (UKRAINE - Tags: MILITARY CIVIL UNREST CONFLICT ANIMALS)
