Only one in five UK train services to run on second consecutive day of strikes

Passengers advised to travel only if necessary on Wednesday, although No 10 and Network Rail optimistic about reaching deal

UK strike calendar: service stoppages in January

More disruption awaits commuters returning to work after the Christmas break on Wednesday, the second of five consecutive days of rail strikes.

Once again, much of Britain's rail network will not be operating, with only about a fifth of trains expected to run, leaving only a skeleton service for commuters on some urban and intercity lines.