WTA Dubai Duty Free Tennis Championship - Day Seven [Getty Images]

DUBAI, UNITED ARAB EMIRATES - FEBRUARY 21: Simona Halep of Romania holds up a sign to signify the WTA Finals in Singapore after winning the women's final match of the WTA Dubai Duty Free Tennis Championship at the Dubai Duty Free Stadium on February 21, 2015 in Dubai, United Arab Emirates. (Photo by Francois Nel/Getty Images)

Getty Images Sport Francois Nel