 Complete the following phrase:  Kroos was an important member of Bayerns treble-winning team during the 201213 season. As the most advanced member of a midfield containing Schweinsteiger and Javi Martínez, Kroos scored three goals in the teams opening four Bundesliga matches. He also scored his first Champions League goal in Bayerns opening group match against Valencia. After sustaining an injury in the first leg of the Champions League quarter-final against Juventus, Kroos was unavailable for the remainder of the season, missing Bayerns successes in the 