Southern Rail and train drivers' union Aslef will today begin talks aimed at resolving a dispute over driver-only trains.
Aslef has suspended plans for a three-day strike next week while talks go ahead.
Conductors in the RMT union are due to strike on Monday - but have asked to join today's talks.
Southern Rail drivers are striking for the third day this week.
Passengers will again face disruptions to their journeys as members of the Aslef union take action against driver-only trains.
Another three-day walkout is planned for later in the month.
Southern Rail passengers should expect more disruption to their journeys today - in spite of drivers returning to work.
Members of the Aslef union have been on strike for 48 hours in protest against driver-only trains.
Southern's owners Govia Thameslink yesterday announced plans to take the union to the Supreme Court.
Commuters will have their journeys disrupted again today as Southern Rail drivers continue to strike.
Hundreds of thousands of passengers were affected yesterday, with another walkout planned for Friday.
The action is part of a dispute over driver-only trains.
The Transport Secretary is calling for driver's union Aslef to stop next week's strike after the Office of Rail and Road confirmed Southern Railway's plans for driver-controlled trains are safe.
Unions have been taking strike action over plans to introduce trains where the driver controls the operation of the doors, which the unions claim is unsafe.
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