Delays expected this morning on Doncaster and Sheffield trains from Leeds
Trains on the Leeds-to-London King's Cross line will be running slow all morning, according to an update from LNER.
In a social media post put up by the rail operator, signal problems between Wakefield and Doncaster are expected to have a knock-on effect on all southbound trains during this morning's rush hour.
The line takes in Wakefield, Sheffield and Doncaster stations.
In a tweet, the company said: "Due to a fault with the signalling system between Wakefield Westgate and Doncaster trains have to run at reduced speed on the Southbound line.