KYIV, June 2 (Reuters) - Russian air attacks on major Ukrainian cities such as Kyiv, Dnipro and Kharkiv killed at least nine and wounded more than 60 early on Tuesday, authorities said, following days of warnings that Moscow was planning a major assault.

Russia launched a large-scale aerial attack against Ukraine overnight on June 2, targeting Kyiv with missile and drone fire.

A Russian drone struck a 10-story apartment building in Galati, Romania during a nighttime attack on neighboring Ukraine, sparking a fire and injuring two people

The modified Shaheds comes as Ukrainian interceptor drones are logging a growing number of drone kills.

The Lukoil-owned Volgograd oil refinery in Russia's south, has ​suspended oil processing since May 29 ‌following a Ukrainian done attack, which caused fire and damages, two industry sources ​said on Monday.

For years, the U.S. military has been fielding small drones equipped with cameras that let troops see, for instance, over nearby hills or inside treelines. Now, though, the U.S. is trying to catch up to geopolitical adversaries such as Russia and China ...

Ukraine's defense leadership has said that it is already working on a way to counter Russian jet-powered drones.

A deadly South Darfur drone strike hit a market and hospital in Kubum amid intensifying tribal clashes. Read the full update on the escalating conflict.