By Alex Spink Steve Borthwick has been told he has three ready-to-go replacements for Owen Farrell as England captain. The Red Rose boss is in search of a new skipper following Farrell’s decision to sidestep the upcoming Six Nations to prioritise his mental well being. In his absence George Ford, Jamie George and Maro Itoje are among the contenders to wear the armband when England return to action for the first time since the World Cup. By coincidence the three join Farrell on the same pitch on Friday when Premiership leaders Sale take on Saracens in a repeat of last season’s grand final. Sale…