Heavy artillery fire rocked northern districts of Donetsk, the largest city of eastern Ukraine, on Saturday, Sep. 13 and a large plume of black smoke hung over the airport, a Reuters reporter said, in the biggest test in days for a fragile regional ceasefire.
Russia's War Against Ukraine
Reuters: Heavy artillery fire heard near Donetsk airport in east Ukraine
A worker sweeps the ground on Sep. 10, 2014 on a road of the Donetsk airport.
