Gillingham boss Gareth Ainsworth is looking to sign replacements for injured duo Kadeem Harris and Liam Gordon.Winger Harris faces a long spell out after rupturing an anterior cruciate ligament, while fellow summer signing Gordon has been sidelined by a knee injury of his own.Harris, 33, was carried off during the 0-0 draw at Fleetwood Town on Saturday, while centre-back Gordon, 30, was injured on his debut against Walsall on the opening day of the league season. Losing Harris is a particularly