Fire reported at Russian steelmaker in Lipetsk Oblast.

Ukraine war latest: Ukraine shoots down another Russian A-50 aircraft over Azov Sea, Air Force says

Key developments on Feb.

23: * Air Force: Ukraine shoots down another Russian A-50 aircraft over Azov Sea * 'Without aid, Ukraine will lose war, with aid it will win,' US Senator Schumer says in Lviv * Zelensky: War with Russia is 'not a stalemate' * EU adopts 13th package of Russia sanctions