A local resident calls to his neighbor from a damaged house after shelling in Petrovsky district in the city of Donetsk, eastern Ukraine Tuesday, Aug. 5, 2014. Ukrainian troops took control of a checkpoint Tuesday on the western edge of the pro-Russian rebel-held city of Donetsk as the government makes further gradual advances to quash separatist forces in the east. (AP Photo/Dmitry Lovetsky)