https://www.ibtimes.co.uk/rush-hour-chaos-expected-london-tube-strike-looms-after-last-minute-deal-fails-1599921
Monday morning rush hour chaos expected as London Underground strike looms | IBTimes UK
Jan 9, 2017 - London Underground management 'failed to address safety issues' causing talks to collapse, says RMT.
london underground strike
https://www.inkl.com/news/london-underground-workers-announce-week-long-tube-strike
London Underground workers announce six-day Tube strike
London Underground workers will strike for a week from July 23
london undergroundsix dayworkersannouncetube
https://www.aa.com.tr/en/pg/photo-gallery/london-underground-workers-begin-a-strike-over-pay-and-working-conditions/160362
London Underground workers begin a strike over pay and working conditions
london undergroundworkersbegin