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:2021-12-15, Stock:RTX, The news for the past five days is as follows:
2021-12-08: NEWS1: Raytheon (RTX) Unveils New Share Buyback Program, Stock Up.NEWS2: Raytheon Technologies appoints Raja Maharajh as general counsel.
2021-12-09: NEWS1: Raytheon Technologies (RTX) Stock Moves -0.39%: What You Should Know.NEWS2: Top 10 Stock Picks of Ryan Caldwell’s Chiron Investment.NEWS3: Here is What Hedge Funds Think About Raytheon Technologies Corp (RTX).
2021-12-10: nan
2021-12-13: NEWS1: Space tourism is ‘a small part of the overall space economy,’ ProcureAM CEO says.
2021-12-14: NEWS1: Raytheon (RTX) Clinches $145M Contract to Aid F-35 Program.

Answer: Decrease