Enzo Maresca is yet to use Nicolas Jackson in any pre-season games this summer due to his fitness, but he’s just delivered an interesting insight into where he wants to play the Chelsea star when he’s fit. Nicolas Jackson, 23, has been with Chelsea’s touring squad during their whole time in the United States. Unfortunately, he’s still recovering from an ankle problem, so hasn’t got on the pitch in any friendly matches yet. It must so frustrating for the individual that he can’t show new head coach Enzo Maresca what he can offer. Jackson was pictured training with his Chelsea teammates last Fri…