Rangers have been linked with reinforcements in the January transfer window, not just to strengthen the team but because there is a shortage of home-grown players too – hence the reason players like Scott McKenna have been linked. The former Aberdeen defender has been ostracised at Nottingham Forest as his contract ticks down and it looks increasingly likely that he will leave this month. Philippe Clement, as Rangers manager, will want to bring his own players into the squad, but a recent development means that Scott McKenna should now be a signing for the long-term. Rangers need to think long…