German left winger who joined Germany's national team in 2005 and Hamburger SV II in 2009.
He began his junior career at the age of eight, playing for Borussia Monchengladbach.
He scored a goal against Uruguay to help Germany take third place in the 2010 World Cup tournament.
He had a six-year relationship with model Julia Godicke.
His German team lost to Spain and David Villa in the semifinal match of the 2010 World Cup.