- London Underground workers go on strike, leaving millions of commuters stranded NPR
- Tube strike that will cost London £230m was backed by just 57% of union members London Evening Standard
- TfL strikes: How employers can support workers during travel disruption HR Magazine
- London commuters turn to bikes and boats as Tube strike enters second day Reuters
- London Underground Tube strikes: When are they and which lines are affected? The Independent
London Underground workers go on strike, leaving millions of commuters stranded – NPR
