Newcastle United have revealed they have an option to sign Loris Karius on a permanent deal.
The former Liverpool stopper has arrived on a "short-term deal" to give the club cover for injured stopper Karl Darlow. Darlow picked up an ankle injury in training last week and has now been replaced by the German while he recovers.
A United statement read: "United have announced the signing goalkeeper Loris Karius on a short-term contract.
