Christian stars in one of the world's biggest rivalries, the iconic Derby della Madonnina.

At 15 years old, Christian's professional career begins in Germany.

When the going gets tough, Christian leans on his close circle of family and friends.

After an historic transfer to Chelsea, Christian’s career reaches the highest highs and lowest lows.

With Chelsea in his rearview, Christian searches for a fresh start with AC Milan.

With failure behind them, Christian and the new-look USMNT re-group for the 2022 World Cup.