Entering centre court at the Dubai Duty Free Tennis Championships as a considerable underdog with only one WTA trophy on her record Peyton Stearns faced Ons Jabeur who broke new ground as the first Arab player to reach a Grand Slam final on Monday evening.The 23-year-old American stepped up with fearless tennis to defeat the Tunisian 7-6 (8/6) 6-4 which advanced her to the next round. The world number 46 emerged victoriously from a first set tie-break won by a narrow margin to