Tube strike warning for next week

UPDATE – tube strike called off – details here.
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Transport for London (TfL) is warning customers that planned strike action by the RMT union next week may cause severe disruption across the tube network if it goes ahead.
A previous strike due earlier this month was called off at the last minute, and unless there is another last minute deal, there will be two strikes next week:Noon on Tuesday 24th Aug to noon on Wednesday 25th Aug.
Noon on Thursday 26th Aug to noon on Friday 27