Everton boss David Moyes fears losing Marouane Fellaini in the summer.
The midfielder is a target for Chelsea and Real Madrid, among several major European clubs.
The News of the World says Moyes could see his nine-year reign reach crisis point at the end of the season as clubs line up to lure away Fellaini.
Moyes is pushing his board to secure Fellaini's signature to a new contract.
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