Manchester City Stars on International Duty: Aguero, Nasri and Kompany Injured

First the bad news: Sergio Aguero picked up a muscle injury in training and has been ruled out of Argentina's match against Bolivia on Friday, with the striker doubtful to be ready for action against Colombia. Aguero's full-back compatriot, Pablo Zabaleta, is available for selection for La Albiceleste.

The blues face further injury woes in France, as Samir Nasri has pulled out of Laurent Blanc's squad for the games against the U.S. and Belgium with a knee inflammation. His French City teammate, Gael Clichy, however, is available for selection. For the opposition, Vincent Kompany has recently been announced as permanent Belgium captain.

Saturday also presents the opportunity for City reserve goalkeeper Costel Pantilimon and Vincent Kompany to clash, as Romania travel to Belgium. The latest news from the Belgium camp is that Kompany is doubtful for the Romania clash due to a training ground injury, although it is not thought to be serious.

Away from the friendly internationals, two blues will be facing vital Euro 2012 playoffs, as Edin Dzeko's Bosnia take on Portgual and Stefan Savic's Montenegro play out two-legs versus the Czech Republic.

Mario Balotelli is presented with the opportunity to cement a place in the Azzurri first 11, as fellow strikers Antonio Cassano and Giusseppe Rossi face long-term spells on the sideline. A position in the starting lineup for Italy's away game in Poland has already been announced for the enigmatic frontman.

Five players compile City's England contingent, with Joe Hart, Adam Johnson, Joleon Lescott, James Milner and Gareth Barry in the squad to take on the European and World champions, Spain, at Wembley. Sweden await for the three lions in midweek.

David Silva was in scintillating form for the Spaniards in the last round of internationals and will look to continue that run against England and Costa Rica.

Nigel de Jong continues on the road to match sharpness following injury sustained on the opening day of the season, as the Netherlands face Switzerland at home before taking on their fierce local rivals, Germany.

The Toure brothers are likely to start for the Côte d'Ivoire as the country prepares for African Cup of Nations action, with a friendly versus South Africa.

Aleksandar Kolarov rounds out City's international representatives, as Serbia face both Honduras and Mexico.