Children from an orphanage volunteer to help the city defenders to strengthen trenches on Ukraine's Army positions near the village of Rybatske 25 km from Mariupol, Ukraine, Monday, November 26, 2018. Ukrainian lawmakers were set to consider a presidential request for the introduction of martial law in the country on Monday following an incident in which Russian coast guard ships fired on Ukrainian navy vessels. (Photo by Sergey Vaganov/AP Photo)
