There are delays to Great Northern train services between Welwyn Garden City and Moorgate this morning because of staff shortages.

The 8.23am train from Moorgate bypassed Brookmans Park, Welham Green and Hatfield before arriving late at Welwyn Garden City, and the 8.38am service is also running 13 minutes late.

The Welwyn Garden City service to Moorgate scheduled for 9.25am is expected to be at least 15 minutes late.