A Pain in the Knee prevented Diego Costa from completing his training session

Atletico Madrid Striker Diego Costa had suffered a pain in his knee from his last injury in his last match against Athletic Bilbao

The Brazilian Spanish Atletico Madrid striker Diego Costa did not complete his training on Monday with his team, in there preparation to face Barcelona Today, Tuesday, while there was a doubt in his participation in the Uefa Champions League Match because of injury.

Costa withdrew before the end of the training because of pains in his left knee, which raided him during Saturday match in front of the Athletic Bilbao in the Spanish league.

Shortly after the training session, the Argentine coach Diego Simeone said to the Spanish television that it is "difficult" to play. and that the "Final evaluation would be in the morning. "I think that it is difficult to play tomorrow" he said.

Diego Costa is currently Atletico Madrid biggest striker after scoring in his last five matches for the team. and If he had not been able to play in Camp Nou,The former Barcelona player David Villa would be the most likely successor.