New Delhi, Nov. 6 -- The latest Russian aerial barrage underscored the scale of the rebuilding task, as did the continuing search for people missing beneath the rubble after a deadly airstrike in southern Ukraine on Monday.

Ukraine launched hundreds of drones at Russian targets. Russia's Defense Ministry said its forces shot down nearly 500 drones overnight.

A Ukrainian attack on a bus killed five people and wounded 13 others Thursday in Ukraine's Russian-occupied Luhansk region, according to Leonid Pasechnik, the region's Moscow-backed leader. Further details were not immediately available.

Meanwhile, rescue teams continued searching for more than 30 people believed trapped in the wreckage of a former school and a nearby shelter hit b...