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:2018-07-03, Stock:COST, The news for the past five days is as follows:
2018-06-26: NEWS1: These Retail Stocks Could Be Safe Bets amid Trade War Worries.
2018-06-27: NEWS1: 3 Stocks to Hold for the Next 20 Years.NEWS2: 3 Stocks to Hold for the Next 20 Years.NEWS3: 3 Stocks to Hold for the Next 20 Years.NEWS4: Kroger’s First-Quarter Results Were a Blessing for Its Stock.
2018-06-28: NEWS1: BJ's Wholesale Club shares soar on 1st trading day.NEWS2: BJ's Wholesale Club shares soar on 1st trading day.NEWS3: Investors Shouldn't Panic About Amazon's PillPack Purchase.NEWS4: Investors Shouldn't Panic About Amazon's PillPack Purchase.NEWS5: Noteworthy Thursday Option Activity: COST, SBUX, MKC.NEWS6: Noteworthy Thursday Option Activity: COST, SBUX, MKC.NEWS7: BJ’s Wholesale Shares Jump 27% in Return to the Stock Market.NEWS8: A Looming Market Cap Milestone Could Spell Disaster for Amazon Stock.NEWS9: Costco Stock Shines While Consumer Staples Underperform.NEWS10: BJ’s business is lousy when compared with Costco and Sam’s Club.NEWS11: This is the big reason investors should stay away from BJ’s IPO.NEWS12: See what the IHS Markit Score report has to say about Costco Wholesale Corp..NEWS13: Free Research Report as Costco's Q3 Revenues Rose 12.1% Y-o-Y and Beat Expectations.NEWS14: [$$] Amazon unveils plans to buy prescription delivery group.NEWS15: BJ’s Wholesale is going public again: 6 things to know about the Costco rival.
2018-06-29: NEWS1: AmEx to Up Dividend, Share Buyback Post Stress Test Clearance.NEWS2: AmEx to Up Dividend, Share Buyback Post Stress Test Clearance.NEWS3: Madison Square Garden Pops on Knicks Spinoff Interest.NEWS4: Madison Square Garden Pops on Knicks Spinoff Interest.NEWS5: Toys R Us closes up shop while BJ's IPO is hit.
2018-07-02: NEWS1: Costco Wholesale (COST) Up 5.3% Since Earnings Report: Can It Continue?.NEWS2: Costco Wholesale (COST) Up 5.3% Since Earnings Report: Can It Continue?.NEWS3: Costco Wholesale (COST) Up 5.3% Since Earnings Report: Can It Continue?.

Answer: Decrease