Consider the case of one Sorana Cirstea, who won her first WTA-level title at age 18, and last week, her second—at age 31. In simple math, the Bucharest-born slugger went 12 years and 6 months ...

Sorana Cirstea and the Dubai Duty Free Tennis Championships go way back. The Romanian made her first appearance at the tournament as an 18-year-old in 2009, and recalls being “mesmerised” by ...