Five Sri Lanka danger men that Joe Root's England will need to overcome

Dimuth Karunaratne, Angelo Mathews, Dilruwan Perera, Lasith Embuldeniya and Wanindu Hasaranga will all present unique challenges in the Test seriesJoe Root doesn’t do it, Kane Williamson doesn’t do it, and Virat Kohli wouldn’t dream of doing it. How has anybody ever managed to open the batting while captaining a Test team? Dimuth Karunaratne, possibly the last of a dying breed, approaches it like Alastair Cook. An old-school left-hander, he bats as if nobody has told him that h