Inspired by LeBron James and Roger Federer, Russian 17-year-old Mirra Andreeva wrapped up a fairytale week in Dubai by becoming the youngest ever WTA 1000 champion with victory over Clara Tauson on Saturday.In the youngest WTA 1000 final since the category was introduced in 2009, Andreeva played a near-perfect opening-set tiebreak to take the lead after 60 minutes of play.