Train at Great Chesterford. Picture: SaffronPhoto (Image: SaffronPhoto 2016)
Rail passengers between Stansted, Cambridge and London are facing hour-long delays due to an emergency services-led incident near Tottenham Hale.
Lines are blocked at Tottenham Hale and emergency services are on scene.
Disruptions on the West Anglia Main Line are affecting the Stansted Express and Abellio Greater Anglia services running through Stansted Mountfitchet, Elsenham, Audley End, Newport and Great Chesterford.
The lines are expected to be affected until 4pm.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here