Russia has removed a senior commander from his post for making false claims about the progress of the war in some parts of eastern Ukraine, according to military bloggers and Russian media.

"Ukraine is not a testing ground for weapons," says president Volodymyr Zelenskyy as he warns Russia wants to "spread fear and panic".

Russia's Defense Ministry reported downing 36 Ukrainian drones overnight Saturday and early Sunday. The ministry said its own strikes were part of a wider campaign of attacks on "military airfields,