The Germany international has been linked with a summer move to the Premier League and acknowledges that anything is possible in the modern market
Barcelona goalkeeper Marc-Andre ter Stegen admits he cannot say for certain what the future holds as he continues to be linked with Manchester City.
Pep Guardiola raided his former club for a new keeper last summer, but plumped for Claudio Bravo as the natural successor to Joe Hart at the Etihad Stadium.
He has seen that decision questioned by some error-strewn showings from the Chilean, with Willy Caballero now filling first-team duties.