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:2021-07-22, Stock:BA, The news for the past five days is as follows:
2021-07-15: NEWS1: FAA orders checks on 9,300 Boeing 737 planes for possible switch failures.NEWS2: UPDATE 2-FAA orders checks on 9,300 Boeing 737 planes for possible switch failures.NEWS3: Does Latest 'Green' Initiative Make United Airlines Stock A Buy Right Now? Here's What Earnings, Charts Show.NEWS4: 10 Best 3D Printing and Additive Manufacturing Stocks to Buy.NEWS5: Pile-up of Delays Could Bring Down Boeing.NEWS6: Boeing’s CEO Is Trying to Overcome Problems. New Ones Keep Cropping Up..NEWS7: The Zacks Analyst Blog Highlights: NVIDIA, Mastercard, Boeing, U.S. Bancorp and Canadian Natural Resources.
2021-07-16: NEWS1: Stock Market Rally Struggles Outside Apple; JPMorgan, Goldman, UnitedHealth, Taiwan Semi Are Key Earnings.NEWS2: 15 Best Jim Cramer Stocks to Buy Now.NEWS3: Defense Stock Roundup: NOC, RTX Win Deals, BA Reports Mixed Q2 Deliveries.
2021-07-19: NEWS1: ‘Space should be for everyone’: Neil deGrasse Tyson.NEWS2: Dow Jones Tumbles 863 Points on COVID-19 Surge Fears, on Track for Worst Day in Nine Months.NEWS3: Dow Jones Sinks 725 Points Amid Covid Delta Variant Fears; Virgin Galactic Blasts Off; AMC Dips.NEWS4: Market Recap: Monday July 19.NEWS5: All of Dow's 30 components end lower in worst selloff for blue-chip index since late October.NEWS6: Why Boeing and Astra Space Dropped Monday, but Virgin Galactic Soared.NEWS7: Boeing, Airlines Fall As Covid Variant Threatens 'Hot Vaxxed Summer'.NEWS8: Boeing (BA) Wins $34M Deal to Supply Spare Parts for F/A-18 Jets.
2021-07-20: NEWS1: What Crash? Dow Jones Surges 600 Points on AmEx, Goldman, Boeing Stock Gains.NEWS2: Dow Jones Rallies As Boeing Gains; Virgin Galactic Falls As Bezos Blasts Off; AMC Stock Surges.NEWS3: Boeing vs. Airbus: Which Aerospace Stock Could Fetch Higher Returns In 2021?.
2021-07-21: NEWS1: Boeing (BA) May Report Negative Earnings: Know the Trend Ahead of Next Week's Release.NEWS2: Dow Jones Rallies As Growth Stocks Shine; Netflix Gets Mauled; AMC Dips, Virgin Galactic Gains.NEWS3: Airbus delivers first A350 jet from Chinese completion plant.NEWS4: UPDATE 1-Airbus delivers first A350 jet from Chinese completion plant.

Answer: Decrease