Jurgen Klopp's move to Red Bull defended by former Premier League boss after criticism from Liverpool and Dortmund fans
David Wagner has hit out at critics of Jurgen Klopp after he took up the role of Red Bull group's Global Head of Soccer.
Article continues below
Article continues below
Article continues below
- Wagner slams critics of Klopp
- Insists criticism makes him 'sick'
- Defends ex-Liverpool boss