By Iain Withers
LONDON, Nov 27 (Reuters) - JPMorgan JPM.N said on Thursday it would build a new 3-million-square-foot (280,000-square-metre) tower in the Canary Wharf financial district in east London, committing a big investment to Britain just months after completing its new global headquarters in New York.
(Reporting by Iain Withers; Editing by Christian Schmollinger)
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