Leeds United are set to be busy in January when it comes to signing full-backs after losing two this month already – and Daniel Farke has responded when asked about Luton left-back Ryan Giles. Djed Spence has returned to Tottenham and is closing in on a loan move to Serie A side Genoa, which could be announced as early as Thursday evening. Luke Ayling has left to join Middlesbrough on loan. While Spence and Ayling are not left-sided defenders, their exits mean they will need to be covered on the right. Jamie Shackleton plays on both sides, and Spence had been operating on the left at times. Le…