David De Gea believes excessive amount of games took toll on performance against Southampton

Manchester [United Kingdom], March 13 (ANI): Manchester United got a reality check after their triumphant display against Real Betis in the first leg of the UEFA Europa League. From the first whistle, nothing seemed to go their way. Casemiro's red card was salt on their fresh wounds.

After losing 7-0 against Liverpool at Anfield last Sunday, The Red Devils sought redemption in the Premier League against Southampton. Howev