Reto Ziegler won't have pleased Brendan Rodgers with his 2015 comments on Liverpool - but Celtic are still interested in signing him.
Brendan Rodgers' Celtic side are yet to make a signing this summer.
Should Leeds consider Reto Ziegler?
28-year-old Reto Ziegler is looking for the 10th club of his professional career.
Veteran coach Ottmar Hitzfeld has named his 23-man group for the World Cup, with an additional 6 players on standby.