Royston firefighters have been praised for their actions after a tree struck a train on Saturday afternoon.
Trains on the Great Northern route have been delayed and may even be cancelled following reports of trespassers at Potters Bar.
Police have been called to Hatfield Station to persude a woman to get off the railway tracks.
A Christian support service has seen a rise in demand from Great Northern rail workers facing public abuse since the company's botched timetable rollout of May 20.
There are delays on the railways between Stevenage and London after police were called to Welwyn Garden City over concerns for a man's welfare.