Jose Mourinho has described Manchester United's Europa League pairing with FC Rostov as "bad in every aspect" and said the Russians would pose a stern test.
Rostov -- seventh in the Russian Premier League, 15 points adrift of leaders Spartak Moscow -- dropped into the Europa League after finishing third in a Champions League group that contained Bayern Munich and Atletico Madrid.
And with United facing a 5,000-mile round-trip to Rostov for the first leg on March 9 ahead of an FA Cup quarterfinal against Chelsea at Stamford Bridge four days later, Mourinho said: "It is a bad draw in every aspect.