Delays on Metro due to 'police incident'

There are delays on the Metro system tonight due to a police incident.

A Metro train.
A Metro train.

It is affecting trains between Sunderland and South Tyneside.

The service tweeted: "Delays of up to 35 mins to trains running between East Boldon and South Hylton due to a police incident."

No more information has been provided at this stage.