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:2021-10-22, Stock:BA, The news for the past five days is as follows:
2021-10-15: NEWS1: Boeing workers stage protest near Seattle over U.S. vaccine mandate.NEWS2: Boeing workers stage protest over vaccine mandate.NEWS3: Spirit CEO: Covid vaccine mandate is a risk employees have to take.NEWS4: UPDATE 1-Former Boeing chief technical pilot pleads not guilty to fraud charges.NEWS5: Former Boeing chief technical pilot pleads not guilty to fraud charges.NEWS6: U.S. should not have charged former Boeing chief technical pilot -lawyer.NEWS7: Aero supplier Spirit says it took action over parts obtained indirectly from MPS.NEWS8: Spirit AeroSystems says it has already been flagging items from questioned supplier.NEWS9: U.S. lawmaker blames Boeing leaders for culture that led to crashes.NEWS10: FDA panel endorses Moderna booster for some groups, Butterball’s turkey recall, Ex-Boeing pilot indicted on fraud.NEWS11: Airbus says in talks with Leonardo over sub-supplier parts.NEWS12: Ex-Boeing Chief Technical Pilot Indicted With 737 MAX-Related Fraud.NEWS13: Retired U.S. Army General: ‘We absolutely will’ give control over lethal strike to A.I..NEWS14: Stocks Rally, Bitcoin Surges, Moderna Gets Booster Nod, Banksy Cashes In - 5 Things You Must Know.NEWS15: Leonardo Shares Struggle After Boeing Dreamliner Defect Report.NEWS16: Former Boeing Pilot Indicted in Probe of 737 MAX Crashes.
2021-10-18: NEWS1: U.S. House panel to hold hearing on FAA certification reform efforts.NEWS2: Ex-Boeing pilot pleads not guilty in 737 MAX probe.NEWS3: Pessimism coming into earnings season was ‘overblown’: Great Hill Capital Managing Member.NEWS4: Protesters of Vaccine Mandate 
Target Boeing Facility.NEWS5: Boeing (BA) Wins $132M Deal to Support P-8A Poseidon Aircraft.NEWS6: Boeing’s Starliner Spaceship Delays, Explained.
2021-10-19: NEWS1: Boeing’s First Astronaut Flight on Starliner Faces Further Delay.NEWS2: Boeing (BA) Stock Sinks As Market Gains: What You Should Know.NEWS3: SHAREHOLDER ALERT: The Boeing Company (BA) Officers and Directors Under Investigation for Failing to Implement Effective Safety and Quality Systems.
2021-10-20: NEWS1: UPDATE 1-FAA demanding more transparency from U.S. airplane manufacturers -testimony.NEWS2: UPDATE 1-United Airlines expects Boeing 777s to return to sky in Q1 of 2022.NEWS3: Boeing (BA) Reports Next Week: Wall Street Expects Earnings Growth.NEWS4: United Airlines expects Boeing 777s to return to sky in Q1 of 2022.NEWS5: Boeing Has a SpaceX Problem. Starliner Shows Why..NEWS6: Bernstein Views Boeing's Q3 Earnings As Challenging, Cuts Price Target By 3.5%.NEWS7: Boeing Starliner Test Flight Is Delayed Again. Why Investors Should Care..NEWS8: Boeing Donates $1 Million to Assist With Hurricane Ida Recovery and Relief Efforts.NEWS9: Triumph, Air France Industries KLM Officially Form JV Named 'xCelle Americas'.NEWS10: PRESS DIGEST- Wall Street Journal - Oct. 20.
2021-10-21: NEWS1: Higher Commercial Deliveries to Aid Boeing (BA) Q3 Earnings.

Answer: Decrease