Who was the assistant coach for the 2014 FIFA World Cup winning team?
Hans-Dieter Flick: Hans-Dieter "Hansi" Flick (born 24 February 1965) is a German football manager and former player. Joachim Löw:  He is currently the head coach of the Germany national team, which he led to victory at the 2014 FIFA World Cup in Brazil and the 2017 FIFA Confederations Cup in Russia.
i don't know