Manchester United's manager Sir Alex Ferguson (L)

MANCHESTER, UNITED KINGDOM: Manchester United's manager Sir Alex Ferguson (L) gives instructions to David Beckham during a champions league match at Old Trafford in Manchester, 26 February 2002. Sir Alex Ferguson has signed a new three-year contract, the club confirmed today.Ferguson, 60, who is United's most successful manager, had planned to retire when his current contract ended in the summer. But he approached the club earlier this year with a view to extending his stay.The contract is reported to be worth 3.5 million pounds -a-year, making Ferguson the best paid manager in English football. AFP PHOTO / Odd ANDERSEN (Photo credit should read Odd Andersen/AFP via Getty Images)