EU leaders will meet Ukraine's President Petro Poroshenko shortly to discuss trade and peace efforts as heavy shelling intensifies in the east.
Russia's War Against Ukraine
BBC: EU-Ukraine summit to deepen ties as shelling worsens
An Ukrainian serviceman sits on an armoured personnel carrier as it passes a destroyed bridge during a patrol outside of the eastern Ukrainian city of Avdiivka, some 10 km north from Donetsk, on April 21, 2015.
