Will Federer win No. 6 in New York?

After Roger Federer's gleaming performance in Cincinnati, he will enter the U.S. Open as the unwavering favorite. Some might argue it's the best he's looked in two years.

But the men's field is deep and only getting deeper. Andy Murray is putting together another auspicious summer hard-court season, while Novak Djokovic, Andy Roddick and Juan Martin del Potro have shined as well.

And then there's that Rafa guy. The return of Rafael Nadal, who missed appreciable time after the French Open, certainly adds intrigue.

So who will flourish in Flushing? Let the experts decide.

U.S. Open men's predictions