Chelsea may be able to boost their chances of signing Declan Rice if they use Ruben Loftus-Cheek as part of the negotiation.br Chelsea may be able to use West Ham's interest in Ruben Loftus-Cheek to help push through a deal to sign Frank Lampard's top target Declan Rice. West Ham, understandably, don't want to lose Rice this summer and have slapped a price tag of up to £80million on the England international. But the Hammers' interest in Loftus-Cheek may change matters.