Dubai [UAE], February 28 (ANI): The World No. 4 Daniil Medvedev returned to action in typically tenacious style with a victory over Alexander Shevchenko to begin his title defence at the hard-court Dubai Tennis Championships in the United Arab Emirates. The World No. 4 swamped Shevchenko 6-3, 7-5 at the hard-court ATP 500 event. Medvedev broke in three straight return games to win the opening set, then reeled off four games in a row from 3-5 in the second set to seal an 88-minute victory. His next opponent in Dubai as he looks to win the same tour-level title twice for the first time will be L…