Heathrow Airport chief executive Colin Matthews says: "We say a hub (airport) matters but actually does it matter to the country as a whole?
"The economic analysis we published today suggests it really does."
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The Discovery School in Newcastle has said there was "no excuse" for the serious error.
The 21-year-old victim was attacked on Tuesday night.
Players have suffered racial hatred from the Premier League down to the grassroots, according to figures obtained by ITV News.