Transport minister Norman Baker has announced that a main London commuter route will be chosen to trial part-time season tickets.
Speaking at the LibDem conference in Glasgow, he said it was unfair that those who work five days a week should benefit from cheaper travel than part-time workers.
More top news
This weekend you can do take a look inside some of London's most iconic buildings.
The family of a father-of-three from East Ham have made a fresh appeal to catch his killer 20 years after he was murdered.
The Metropolitan Police has paid £45,000 in damages in an out-of-court settlement following the 'unlawful arrest' of a black motorist.