![Commuters queue for a bus outside Waterloo station in London, as tube services remain disrupted. PA](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/VC73L3L4DDFMZ2SJXWRVIREOHU.jpg?smart=true&auth=35810d359b07458da77d31aab303987313a42e32f79173a054dd177d689cab7f&width=400&height=225)
Commuters queue for a bus outside Waterloo station in London, as tube services remain disrupted. PA
Commuters queue for a bus outside Waterloo station in London, as tube services remain disrupted. PA
London's Tube strike: rush hour chaos as Underground hit by suspensions and delays
Only two Underground lines were operating a normal service at 7am