UPDATE: Services are running again.

GLASGOW Subway services have been suspended this morning due to an issue.

Strathclyde Partnership for Transport has said that Outer Circle services are currently suspended due to a broken-down train.

However, the travel firm has said services are still running as normal on the Inner Circle line.

It is currently unknown when the issue will be resolved.

A spokesperson for Glasgow Subway said: "Outer circle currently suspended due to a broken-down train.

"Services are running as normal on the Inner circle. Apologies for the inconvenience."