BUSES replaced trains between Royston and Cambridge this morning due to signalling problems in the Cambridge area. The line has been closed since 8am this morning while engineers from Network Rail worked to resolve the problem. A spokesman for train opera

BUSES replaced trains between Royston and Cambridge this morning due to signalling problems in the Cambridge area.

The line has been closed since 8am this morning while engineers from Network Rail worked to resolve the problem.

A spokesman for train operator First Capital Connect said they expect normal service to be resumed by 10am.

Trains between Royston and London King's Cross are unaffected.