Kweku Adoboli
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UBS trader Kweku Adoboli arrested over 'rogue' trades

Police in London have arrested a 31-year-old man in connection with allegations of unauthorised trading which has cost Swiss banking group UBS an estimated $2bn (£1.3bn).

Kweku Adoboli, believed to work in the European equities division, was detained in the early hours of Thursday and remains in custody.

Robert Peston reports.

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