South West Trains says that the speed restrictions have now been lifted, but that the delays will continue for a couple of hours.
Apologies to all affected by the speed restrictions between Waterloo and Clapham Jn today. These have now been lifted although residual..
...delays are expected for the next couple of hours. We are not anticipating the speed restrictions being imposed again tomorrow,
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Hundreds of passengers were ordered to leave the terminal building and flights grounded after passengers suffered difficulties breathing.
Council leaders today called on the government to provide extra money to help resettle the youngsters in the capital.
An eyewitness said: "It was very unnerving. It was just after 12pm and there were suddenly police vans and cars everywhere."