Russian troops are said to be gathering in large groups, allowing them to be targeted by drones and taken out by missiles: ISW

• Russian troops keep on gathering in groups, military bloggers said, according to a think tank. 
• War bloggers are said to be concerned that this allows them to be targeted by Ukrainian missiles.
• Ukraine is using drones and missiles for strikes amid intensifying Russian attacks. 

Russian commanders seem to be continuing to gather their troops in large groups, enabling Ukraine to target them with long-range missile strikes, according to a US think tank.

The Institute for the Study of War, on Wednesday, said that Ukraine had conducted another strike on a gathering of Russian troops in Donetsk Oblast, east Ukraine, sparking fury among Russian milbloggers.