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:2021-04-15, Stock:BA, The news for the past five days is as follows:
2021-04-08: NEWS1: Boeing sues, cancels contracts with Air Force One supplier.
2021-04-09: NEWS1: UPDATE 1-Boeing union to vote on whether to authorize strike.NEWS2: CORRECTED-Boeing union with over 220 workers will vote to authorize strike.NEWS3: 737 Max Production Issues Resume Haunting Boeing.NEWS4: Boeing union to vote on whether to authorize strike.NEWS5: Boeing Stock Falls After Warning On Potential 737 Max Issue.NEWS6: Dow Jones Rises To New High As Apple Extends Win Streak; Growth Stocks Break Out.NEWS7: Boeing Grounds 60 737 MAX Jets Due to Potential Power System Issue.NEWS8: Stocks Move Higher As Dow Leads, Nasdaq Lags; These Growth Stocks Break Out.NEWS9: Dow Jones Rallies In Mixed Session; Boeing Dips As Leader Passes Buy; Apple Extends Win Streak.NEWS10: Boeing’s new 737 Max problem is ‘easy fix,’ analyst says.NEWS11: Boeing Warns of Potential Issue With 737 MAX Jet.NEWS12: Boeing stock drops to lead the Dow's losers after flagging electrical issue with 737 MAX jets.NEWS13: Turkish Airlines to fly 737 MAX jets after authority approval -source.NEWS14: Airlines pull some Boeing 737 MAX jets after production snag.NEWS15: Airbus Stock Climbs as Deliveries Soar in March. Why There’s Turbulence Ahead..NEWS16: Boeing production issue prompts airlines to pull some 737 MAX jets from service.NEWS17: UPDATE 6-Airlines pull some Boeing 737 MAX jets after production snag.NEWS18: I'm Not Crazy About Boeing but There's a Trade to Be Made.NEWS19: Airlines Slip After Boeing’s Call To Check On Issue With 737.NEWS20: Airbus deliveries surge in March, sending shares higher.NEWS21: Boeing Alerts on 737 MAX Issue; Southwest, American, United Pull Planes.NEWS22: U.S. Futures Mixed; Tech Stocks Underperform After Gains.NEWS23: Boeing Alerts Customers on 737 MAX Production Issue; Shares Slide.NEWS24: Boeing identifies potential electrical problem in some 737 Max jets.
2021-04-12: NEWS1: Air Canada signs C$5.9 billion government aid package, agrees to buy Airbus, Boeing jets.NEWS2: Dow Jones Dips As Powell Comments Hit Stock Market But These Growth Stocks Rally.NEWS3: Boeing Company (The) -- Moody's: Identified electrical issue on Boeing's 737 MAX will be a minor disturbance, Baa2 rating unaffected.NEWS4: Dow Jones Slips As Powell Warns Of 'Elevated' Assets; Tesla Stock Surges On This.NEWS5: Dow Jones Slips Amid Powell Pledge; Tesla Stock Surges On This Tech; Microsoft Rallies On Deal.NEWS6: Air Lease (AL) Delivers First of Five Boeing 737-8 to Belavia.
2021-04-13: NEWS1: Boeing (BA) Outpaces Stock Market Gains: What You Should Know.NEWS2: American Defers 37 Boeing Jets as Post-Pandemic Recovery Continues.NEWS3: Dow Jones Lags As 'Inflation Domino' Falls; J&J Dips On Covid Vaccine News; Nvidia Passes Buy.NEWS4: Dow Jones Lags As Inflation Rises; J&J Falls On Covid Vaccine News; Nvidia Passes Buy Point.NEWS5: Boeing beats Airbus sales for first time in two years.NEWS6: American Defers 37 Boeing Deliveries as Long as Three Years.NEWS7: Boeing's Q1 commercial-plane deliveries up 54%.NEWS8: Boeing delivers 29 aircraft in March; orders positive for second straight month.NEWS9: Boeing Announces First-Quarter Deliveries.NEWS10: UPDATE 2-American Airlines cash flow turns positive in March.NEWS11: Boeing Shares Climb as March Aircraft Delivery, Order Totals Gain Pace.NEWS12: Jim Cramer on Johnson & Johnson, Nvidia and the Markets.NEWS13: LIVE: Jim Cramer on Johnson & Johnson, Nvidia and the Markets.NEWS14: Boeing's Charts May Lose Some Altitude.NEWS15: American Air Pegs Quarterly Loss Up to $1.3B, Revenue Down 62%.
2021-04-14: NEWS1: UPDATE 1-Boeing says financing available to back jet deliveries.NEWS2: Virgin Australia brings back 10 leased Boeings as domestic demand revives.NEWS3: Boeing says financing available to back jet deliveries.NEWS4: Boeing says financing available to back jet deliveries.NEWS5: Boeing says clients still have enough funds to buy aircraft.NEWS6: Boeing Stock Is Rising. There Is Plenty of Good News..NEWS7: Boeing Forecasts Sufficient Capital for Aviation Finance.NEWS8: Boeing Beats Airbus on Orders: How Will the Rivals Fare Ahead?.NEWS9: Cancellations Spoil Boeing's March Order Surge.NEWS10: American Airlines (AAL) Expects Q1 Revenues to Decline 62%.NEWS11: Bell-Boeing Wins $143M Deal to Support V-22 Family of Jets.NEWS12: Bahrain's Gulf Air makes progress in delaying jet deliveries.

Answer: Decrease