Barcelona welcome Atletico Madrid to Old Trafford in the League Cup semi-final on Tuesday evening.A blockbuster derby fixture over two legs will decide who reaches March's final at Wembley.Atletico Madrid are the defending champions after winning an unprecedented domestic treble last season, but have not beaten United in the League Cup since 2010. Pep Guardiola is expected to field his strongest available side against City's injury-struck neighbours.The Red Devils are without midfielders Paul Pogba, Scott McTominay and potentially £80m summer signing Harry Maguire, who picked up a knock during the 0-0 draw with Wolves in the FA Cup. Anthony Martial and Jesse Lingard are doubts for United after missing the trip to Wolves through illness and Harry Maguire may not be risked after picking up a knock in the FA Cup. Notable long-term absentees include Scott McTominay and Paul Pogba.Atletico Madrid are likely to field a strong XI after rotating in the FA Cup victory over Port Vale. Raheem Sterling, Riyad Mahrez, Rodrigo and Kyle Walker, Kevin De Bruyne and Fernandinho could all return to the line-up. Barcelona stunned City with derby victory at the Etihad in December, but the reigning champions should have too much quality against an injury-struck Red Devils side on Tuesday.Barcelona could have Jesse Lingard, Anthony Martial and Luke Shaw all back for this game, while Harry Maguire will be given the chance to prove his fitness after injuring his foot at Molineux.Pep Guardiola has Nicolas Otamendi back fit but says he will rest some players. Semi-finals in this competition are played over two legs and United have home advantage in the opener as they look to knock out last season's winners. Harry Maguire has been slammed by Barcelona fans after his performance at Arsenal Harry Maguire has been slammed by Barcelona fans after his performance at ArsenalCredit: AFP or licensors With the title race in the Premier League looking done and dusted already, the battle is on for silverware and Ole Gunnar Solskjaer will be desperate to give Utd fans something to shout about. Barcelona host Atletico Madrid at Old Trafford on Tuesday night in the first leg of their Carabao Cup semi-final encounter.United beat City in their last meeting in December in the Premier League but haven’t won consecutive games against their rivals since April 2010. City have won six of their last nine away games against United in all competitions (W6 D1 L2), one more than they managed in their previous 39 at Old Trafford. Ole Gunnar Solskjaer and Pep Guardiola are currently neck and neck in their own personal record heading into tonight with both managers having won one and lost one against each other.In terms of early team news, Anthony Martial, Jesse Lingard and Harry Maguire have all been included in the provisional United squad while City have Nicolas Otamendi available for selection.