Liverpool line up a move for Watford's highly ranked winger Ismaila Sarr, 90min understand.Reds manager Jurgen Klopp wants to change his attacking options and wants to bring in a new edge tip with Sarr as one of his best summer goals.Klopp has long been an admirer of the 23-year-old, who joined Watford for a club record of £ 30 million in 2019 from the French club Rennes.In 2020, following Watford's relegation, both Manchester United and Liverpool took steps to take Sarr on loan with a view to a permanent transfer, but the…