Newcastle United are keen on Marc Guehi. That much is obvious, with Newcastle having already made a number of bids for the England defender. Still, despite the fact Crystal Palace are reportedly willing to sell Guehi this summer having entered the final two years of his contract, a fee is yet to have been agreed. As a result, sporting director Paul Mitchell is believed to be looking for alternatives. While there is said to be confidence a deal can still be done, Newcastle remain without their leading defensive transfer target. Now, more insight has emerged. What Newcastle are currently being t…