There is speculation that Jose Mourinho could be signed up by Manchester United, following the news of Alex Ferguson's retirement.
If so, it will put an end to rumours that the Real Madrid boss was planning to come back to Chelsea - where he was in charge between 2004 and 2007.
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The twins cubs, which were born in June, have been named Bert and Ernie after characters from Sesame Street.
The two victims died from their injuries in hospital after the explosion in Hertfordshire.
Investigations are continuing into the cause of the crash in chigwell which killed both people on board.