Saracens lock George Kruis joins list of injured England forwards

• Kruis likely to miss autumn internationals after having ankle surgery• Dylan Hartley starts for Northampton against Castres after six weeks outEddie Jones has been boosted by the return of England’s captain, Dylan Hartley, to Northampton’s starting lineup on Saturday but the Saracens lock George Kruis is the latest forward to be sidelined and is likely to miss the autumn internationals after having ankle surgery.Hartley starts against Castres following a six-week absence with a back injury but Kruis is out for “a number of weeks” and joins James Haskell, Jack Clifford, Mike Williams and Sam …