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:2018-07-24, Stock:COST, The news for the past five days is as follows:
2018-07-17: NEWS1: What Analysts’ Ratings and Walmart’s Valuation Indicate.NEWS2: Could Walmart Stock Bounce Back in H2 2018?.NEWS3: 3 Top Retail Stocks to Buy in July.NEWS4: 3 Top Retail Stocks to Buy in July.NEWS5: 3 Top Retail Stocks to Buy in July.
2018-07-18: NEWS1: Walmart Can’t Hold a Candle to Amazon.NEWS2: Walmart Can’t Hold a Candle to Amazon.NEWS3: Costco's Impressive Comps Run Likely to Drive Stock Higher.NEWS4: Costco's Impressive Comps Run Likely to Drive Stock Higher.NEWS5: Walmart Can’t Hold a Candle to Amazon.NEWS6: A Cheap Cash Cow with 51% Upside.NEWS7: A Cheap Cash Cow with 51% Upside.NEWS8: Costco&apos;s Impressive Comps Run Likely to Drive Stock Higher.
2018-07-19: NEWS1: Better Buy: Costco (COST) vs. Target (TGT) Stock.NEWS2: Better Buy: Costco (COST) vs. Target (TGT) Stock.NEWS3: Costco/Wheels Up.NEWS4: Costco, Wheels Up team up with deal.NEWS5: Better Buy: Costco (COST) vs. Target (TGT) Stock.NEWS6: The Reversal in American Express Stock Looks as If It’s Underway.NEWS7: Papa John&apos;s Wants to Erase Papa From the Company.NEWS8: Why Most Analysts Recommend ‘Hold’ for Office Depot Stock.
2018-07-20: NEWS1: 7 Recession-Proof Stocks to Buy for When the Boom Ends.NEWS2: 7 Recession-Proof Stocks to Buy for When the Boom Ends.NEWS3: 3 Stocks That Could Be Added to the Dow Next.NEWS4: 3 Stocks That Could Be Added to the Dow Next.NEWS5: 3 Stocks That Could Be Added to the Dow Next.
2018-07-23: NEWS1: Notable Monday Option Activity: STMP, COST, ARII.NEWS2: Notable Monday Option Activity: STMP, COST, ARII.NEWS3: Seattle Children&apos;s names a building in honor of Costco and the Friends of Costco Guild.

Answer: Decrease