Secret underground drone base

On Monday in Kyiv, drones destroyed a residential building in the center and killed five people. The city’s mayor, Vitali Klitschko, said 28 drones made up waves of successive attacks.It was the second Monday in a row that Russia launched punitive strikes that military observers have said appear to be Moscow’s response to battlefield losses.The Washington Post, citing US and allied security officials, reported Sunday that Iran planned to provide Russia with additional drones and also “surface-to-surface missiles.”