Best of summer: Breakout players

She first was just a YouTube phenomenon, a figment of the Internet's video-streaming imagination. Admit it. The first time you viewed the visuals of Houston's Brittney Griner gliding through the air with the greatest of ease and slamming a basketball through the rim, you wondered if the video was real.

The thing is, YouTube does not properly prepare you for the real thing. Griner is not just a dunking machine. She is a 6-foot-7 marvel - a smooth athlete who glides around the floor, doesn't get pushed around, dribbles the ball, shoots it.