Have Pumpkin Products Jumped The Shark?

There seems to be a new sign of autumn.

Gone are the days when changing leaves, Halloween and actual pumpkins announced the arrival of fall. Now pumpkin spice seems to be leading the charge.

Ten years ago, Starbucks introduced the Pumpkin Spice Latte. This year, McDonald's introduced its own version, along with many other vendors who have rolled out pumpkin spice-flavored goodies.

But is there any pumpkin in these treats? Food scientist Kantha Shelke joins Here & Now's Robin Young to discuss the pumpkin spice takeover.