Pumpkin Spice Latte

Is America Headed For A Starbucks Pumpkin Spice Latte Shortage?
Justin Sullivan, Getty Images
Nothing says fall quite like a Pumpkin Spice Latte from Starbucks. This specialty drink is available for a limited time and has become a chilly weather favorite. The popularity of the drink is causing a bit of a supply versus demand problem, though.  Is America head…