CNBC Daily Open: Tech retreats; Starbucks same-store sales decline for second straight quarter CNBCStarbucks sales tumble as customers reject high-priced coffee CNNStarbucks revenue misses estimates as same-store sales decline for second straight quarter CNBCStarbucks reports another quarter of declining sales, reaffirms guidance Yahoo FinanceStarbucks Asks for Time With a Turnaround as Sales Slip The Wall Street Journal