By Tom Gott David Moyes has admitted losing “the best midfielder in the country” Declan Rice has left West Ham United scrambling to fix major holes in their defence. A 5-0 defeat to Chelsea on Sunday afternoon took West Ham’s goals conceded tally up to 70 – no side outside the current relegation zone has shipped as many goals as the Hammers this season. West Ham’s poor showing came as a stark contrast to Rice’s own campaign. The midfielder, who joined Arsenal for £105m, narrowly came up short in the race for the FWA Footballer of the Year award recently and bagged his seventh goal of the seaso…