Two former UBS traders have been charged by United States prosecutors in connection with efforts to manipulate Libor interest rates.
The move comes after the Swiss bank was fined £940 million by regulators for "extensive and widespread" attempts to rig interbank lending rates.
Former traders Tom Hayes and Roger Darin have been charged with conspiracy to manipulate the interbank lending rate. Mr Hayes has also been charged with wire fraud and an antitrust violation.
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Arthur Simpson-Kent, 48, admitted killing Ms Blake and their sons according to his lawyer.
Two brothers have been arrested on suspicion of murder after their parents were found dead in their own home over the weekend.
The first man to be convicted of murder on the basis of DNA evidence should be moved to an open prison, according to the Parole Board.