Robert Lewandowski, Alejandro Balde, and Marc Casado did not train with the rest of the Barcelona squad this morning and will be unavailable for the match against Inter on Wednesday.Three Barcelona

Strange things happen when Inter Milan plays Barcelona in the Champions League semifinals. The last time the two teams met in the final four of Europe’s elite club competition, in 2010, Barcelona had to make a 15-hour journey by bus to Milan and lost that first leg 3-1.

The last four teams standing return to play in the UEFA Champions League this week for the first leg of the semifinals, when some of Europe's top sides will begin to map out their route to the final on May 31 at Munich's Allianz Arena.