Can a new generation of Americans serve up great tennis?

For the first time since 1981, all four women’s U.S. Open semifinalists are American. But it’s a different story for their male counterparts, who haven’t won the semifinals since Andy Roddick in 2003. It’s a long drought that American tennis officials are determined to end. Jeffrey Brown reports on why the U.S. is losing its competitive advantage in the world of men’s tennis.