Miami Open : Bautista Agut Outlasts Isner To Reach Quarters

Italian teen Jannick Singer of italy advanced to the Miami Open quarterfinals with a straight sets 6-3, 6-2 victory over emil ruusuvuori of finand.

In other action, Spain's Roberto Bautista agut eliminated John Isner 6-3, 4-6, 7-6 and Kazakistan's Alexander Bublik beat American Taylor fritz 6-7,6-3,6-4.

Also Russian Top seed Daniil Medvedev booked his place in the quarter-finals. Medvedev had an easier ride, easing past Frances Tiafoe of the United States in straight sets, 6-4, 6-3. Medvedev will face Roberto Bautista agut in the last eight.