There has already been a lot of coverage in the press about RMT's proactive pledge to tackle any London Underground cuts head on. We've selected a few of the stories in the news.

• Mayor watch

  RMT warns of “unprecedented” action ahead of Tube staffing announcement

  London Underground bosses have repeated assurances that all stations will remain staffed under changes expected to be unveiled on Thursday. The RMT union says it has been notified that “a major announcement” on jobs and services will be made to senior union representatives at 9am tomorrow...

• London24

  Tube staff to be balloted on strike action as RMT condemns changes to working practices

• BBC News

  RMT strike threat over London Underground 'job cuts'

  Union members have threatened to go on strike over what they claim will be "savage" cuts to jobs on the London Underground.

  The Rail, Maritime and Transport (RMT) union claims the closure of about 3,000 jobs and hundreds of ticket offices will be announced on Thursday.....

• ITV News

  Union leaders have fired the opening shots in what could be a bitter campaign over big cuts to London Underground. London Underground is expected to set out its vision for the future tomorrow. The RMT claims London Underground managers are about to announce a programme of ticket office closures and the introduction of driverless trains...