Based on the news about the stock in the past five trading days, please predict the rise or fall of the stock in the next trading day. If the stock is predicted to rise in the next trading day, please output [Rise], if the stock is predicted to fall in the next trading day, please output [Decrease].

Date:2019-09-27, Stock:COST, The news for the past five days is as follows:
2019-09-20: NEWS1: It's 'margin madness' for gas retailers: analyst.NEWS2: Why Costco won't be handing out $10 billion to investors as many have speculated.NEWS3: Costco Defenders Come Out After Stock Downgrade.NEWS4: Costco Stock Rises as an Analyst Thinks Its Earnings Could Impress.NEWS5: Costco Stock: Bernstein Downgrades, Cramer Says ‘Buy’.
2019-09-23: NEWS1: Will Soft Margins Mar Bed Bath & Beyond's (BBBY) Q2 Earnings?.
2019-09-24: NEWS1: Alaska Air Group ordered to pay $2.5M in state insurance case.NEWS2: Kroger: Resetting Long-Term Guidance.
2019-09-25: NEWS1: Todd Gordon's Costco Trade.NEWS2: Costco (COST) Gains But Lags Market: What You Should Know.NEWS3: With EPS Growth And More, Costco Wholesale (NASDAQ:COST) Is Interesting.NEWS4: Walmart and Target: The Best of the Retail Stock Plays?.NEWS5: Factors Likely to Influence Stitch Fix (SFIX) Earnings in Q4.
2019-09-26: NEWS1: Costco Will Sell Plant-Based Burgers. It’s Not Beyond Meat..NEWS2: Costco (COST) Earnings Expected to Grow: Should You Buy?.

Answer: Decrease