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:2021-09-22, Stock:BA, The news for the past five days is as follows:
2021-09-15: NEWS1: Peter Thiel Bankrolls Satellite Imaging Startup HySpecIQ.NEWS2: Boeing Announces $1.4 Million to Support Afghan Allies and Military Veterans.NEWS3: Boeing Upgrades Long-Term Jet Market Outlook: Stocks to Gain.NEWS4: This is the ’single largest danger’ of A.I. according to expert Kai-Fu Lee.
2021-09-16: NEWS1: Stock Market Rally Rebounds Amid Crocs, Microsoft News, Apple iPhone 13 Unveiled: Weekly Review.NEWS2: UPDATE 1-Boeing names new government operations chief.NEWS3: Boeing names new government operations chief.NEWS4: Boeing Appoints Ziad Ojakli to Head Government Operations.
2021-09-17: NEWS1: MassMutuals $4M fine, Boeing pilot expected to face charges, France slams U.S.-Australia submarine pact.NEWS2: How A.I. will exacerbate inequality between rich & poor: Kai-Fu Lee.NEWS3: Boeing Pilot Reportedly Likely to Face Charges Over 737 Max.NEWS4: Invesco, Canadian National Railway Rise Premarket; Manchester United Falls.NEWS5: Former Boeing Pilot Expected to Face Prosecution in 737 MAX Probe.
2021-09-20: NEWS1: Boeing (BA) Dips More Than Broader Markets: What You Should Know.NEWS2: Boeing (BA) Wins $1.6B Deal to Repair Minuteman III ICBM.NEWS3: UPDATE 2-Leasing firms buy more planes than ailing airlines for first time.NEWS4: Boeing forecasts European passengers will grow 3% per year over next 20 years.
2021-09-21: NEWS1: UPDATE 1-Airbus in talks on sales of A350 freighter -exec.NEWS2: Ryanair says Boeing risks ceding European low-cost market to Airbus.NEWS3: Europe's low-cost carriers to drive jet demand over next 20 years -Boeing.NEWS4: Europe's low-cost carriers to drive jet demand over next 20 yrs -Boeing.NEWS5: Vietnam's Bamboo Airways to sign $2 billion deal with GE for engines on Boeing jets.NEWS6: UPDATE 1-Vietnam's Bamboo Airways to sign $2 bln deal with GE for engines on Boeing jets.

Answer: Rise