Who will dominate the '10s? These players are on the cusp of stardom
The Baylor freshman and 6'8" center is making dunks a staple of women's highlights; Tennessee coach Pat Summitt already says she will be "one of the best inside players ever."
Juan Martin del Potro
At age 20 the world's fifth-ranked player took down Federer to win the '09 U.S. Open, his first of what figures to be many Grand Slam titles.
This year, at 20, he tied for third at the PGA Championship and became only the second golfer to crack the world top 10 before turning 21.
A 100-mph fastball and a record contract ($15.1 million) for a No. 1 draft pick—he's the 21-year-old ace of the future for the Nationals.