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:2020-08-21, Stock:BA, The news for the past five days is as follows:
2020-08-14: NEWS1: U.S. prosecutors probe ex-NASA official, Boeing over space contract - sources.NEWS2: Federal probe looks into contacts between Boeing, NASA executives on lunar contracts: WSJ.NEWS3: 6 Underdog Stocks to Ride the Recovery.NEWS4: Dow's 64-point jump led by gains for Boeing, Walgreens Boots shares.
2020-08-17: NEWS1: Moscow Exchange to offer trading in U.S. blue chips from Aug. 24.NEWS2: Dow's 75-point fall led by losses for Boeing, Walgreens Boots stocks.
2020-08-18: NEWS1: David Rolfe's Top 5 2nd-Quarter Trades.NEWS2: Boeing Offers More Voluntary Buyouts as Pandemic Plagues Travel.NEWS3: Boeing Looks to Cut Workforce Beyond Original Targets.NEWS4: Oracle, TikTok, Walmart, Home Depot, Boeing - 5 Things You Must Know Tuesday.NEWS5: Harsco Corporation Appoints Wendy Livingston as Senior Vice President, Human Resources and Chief Human Resources Officer.NEWS6: Boeing Offers Layoffs As Merrill Lynch Says Confidence Crisis ‘Justified’.NEWS7: Boeing to offer second layoff plan, CEO Calhoun sees smaller market ahead.NEWS8: Boeing offers workers a second round of voluntary layoffs.NEWS9: Boeing offers second voluntary layoff package to employees.NEWS10: Boeing offers second voluntary layoff package to employees.
2020-08-19: NEWS1: Bull Market on Steroids: Why Do Fund Managers Keep Buying?.NEWS2: Boeing Wins First New 737 MAX Order in 2020.NEWS3: Trump’s Attack on Goodyear Makes America Worse.NEWS4: Boeing scores year's first 737 MAX order with Polish airline Enter Air.NEWS5: Polish airline Enter Air to buy up to four Boeing 737-8 jets.NEWS6: Papa John's, Spirit AeroSystems, Spirit Airlines, Boeing, Northrop Grumman and Lockheed Martin highlighted as Zacks Bull and Bear of the Day.NEWS7: Company News for Aug 19, 2020.NEWS8: Dow up 87 points on gains for Goldman Sachs, Nike stocks.NEWS9: Bear of the Day: Spirit AeroSystems (SPR).NEWS10: Is It Time to Buy the Dow Jones' 3 Worst-Performing Stocks of 2020?.NEWS11: Kuwaiti lessor Alafco delays Airbus orders.
2020-08-20: NEWS1: Top 5 Buys of Philippe Laffont's Coatue Management in the 2nd Quarter.NEWS2: Transport Canada to conduct flight test for Boeing 737 MAX next week.NEWS3: Boeing Scores First 737 Aircraft Order This Year From Poland’s Enter Air.NEWS4: Boeing Secures First 737 MAX Order This Year From Enter Air.NEWS5: Boeing Got an Order for the 737 MAX Jet. Really..NEWS6: Boeing wins first 737 Max order since fatal crash.NEWS7: Boeing Gets First Order For The Troubled 737 MAX Aircraft This Year.

Answer: Decrease