Newcastle United are preparing for a very busy summer window both in terms of incomings and outgoings. There have been rumours suggesting that they could be forced to sell one of their star players to reinvest some money into other areas of the squad, though they’d like to avoid that at all costs. A new report from HITC is now claiming that Chelsea have been really impressed with Bruno Guimaraes’ performances for Newcastle as they look to get back up the Premier League table next season. Newcastle fear losing star man this summerNewcastle don’t want to lose any of their key players with Bruno,…