No golden guarantee for Puig

China's Zheng bounces Olympic champ in first round of US Open

Sure, Monica Puig would have loved another week between the Olympics and the US Open to "come down from the high" of becoming Puerto Rico's first gold medalist.

Then again, that's not how the tennis calendar works. And now Puig knows that if she wants to climb back to those heights, she'll need to figure out this sort of turnaround.