Strikes, financial woes and waning interest have plagued American orchestras for decades. But don't count them all out just yet. Today: ensembles that have gone back to the drawing board—and found new formulas for success. Plus: jazz pianist Omar Sosa combines influences from his native Cuba with the sounds of the San Francisco Latin jazz scene. He joins us live in the studio to play selections from his newest album. And: our picks of the week.