Images via Liverpool FC and Sky Sports NewsAlexander Isak comes into a fully changed Liverpool starting XI for tonight’s Carabao Cup clash against Southampton, a decision which has met with approval from a former Premier League winner. Sherwood: Isak must play at least an hour tonightHaving seen Isak being included in the starting XI tonight, Tim Sherwood has implored the Liverpool head coach to give the ex-Newcastle striker at least an hour on the pitch, stressing the importance of a win against Southampton in order to maximise opportunities for ‘fringe’ players. Speaking on Sky Sports, the pundit said: “Isak needs to play, 100%. It is important to keep themselves in every competition to keep their squad happy.”How many minutes is Isak likely to play? How long Isak stays on the pitch tonight could depend on how the game goes for the Reds.