This picture, taken by passenger Martin Stewart, shows the broken cable hanging over the track in Radlett station yesterday.
Severe delays have been predicted on Southeastern, East Midlands Trains and First Capital Connect until the end of the week.
More top news
As people across London celebrate Christmas, Micah Community Church share their Christian beliefs of the special day.
Police are now investigating the 'unexplained' death of a 23 year old man from Erith who was found dead in June.
Most of the squatters who took over the former RBS HQ on Trafalgar Square to feed homeless people on Christmas day have been evicted.