For those ready to say good-bye to summer, Starbucks Corp. has announced that its Pumpkin Spice Latte (PSL) and Fall Blend products are now available on grocery store shelves. The PSL lineup includes creamer, K-Cup pods, ground coffee and more. Starbucks also has a maple pecan-flavored coffee and salted caramel mocha creamer available. Starbucks stock has slumped nearly 15% for the year to date while the S&P 500 index is up nearly 2% for the period. Market Pulse Stories are Rapid-fire, short news bursts on stocks and markets as they move. Visit MarketWatch.com for more information on this news.