Arne Slot has been putting his Liverpool players through their paces this week as he’s been undertaking his first sessions as the Reds’ new manager. It’s pre-season, so, inevitably, that means a ton of fitness work for the players returning from their summer breaks. Liverpool, famously, used to undertake a lactate test at the start of every summer, but now, that has been replaced by a six-minute sprinting race. StatSports have posted a TikTok video of the Liverpool players taking part in this race, and it’s fair to say it looks gruelling. Jarell Quansah was out on his back in this video of thi…