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:2018-12-19, Stock:RTX, The news for the past five days is as follows:
2018-12-12: NEWS1: Production Milestone for Pratt & Whitney GTF™ PW1200G Engine at Mitsubishi Heavy Industries Aero Engines in Japan.NEWS2: Waste Management That's Out of This World: Collins Aerospace Developing Astronaut Trash Compaction System.NEWS3: Textron Inc. (TXT) Ex-Dividend Date Scheduled for December 13, 2018.NEWS4: Textron Inc. (TXT) Ex-Dividend Date Scheduled for December 13, 2018.NEWS5: Aviation Unit Could Help GE Return to a Growth Trajectory.
2018-12-13: NEWS1: United Technologies (UTX) Dips More Than Broader Markets: What You Should Know.NEWS2: Bill Ackman's Top 5 Holdings as of 3rd Quarter.
2018-12-14: NEWS1: Steven Romick's Top 5 Holdings as of 3rd Quarter.NEWS2: 5 Defense Stocks Likely to Stay Ahead of Sector in 2019.NEWS3: GE to Separate Digital Assets, Build an Independent Company.NEWS4: The United Technologies Breakup: What You Need to Know.NEWS5: The United Technologies Breakup: What You Need to Know.NEWS6: United Technologies (UTX) Dips More Than Broader Markets: What You Should Know.NEWS7: United Technologies (UTX) Dips More Than Broader Markets: What You Should Know.NEWS8: The United Technologies Breakup: What You Need to Know.
2018-12-17: NEWS1: Boeing's Latest Deal Caps Year Of Sweeping Changes In Aerospace.NEWS2: 52-Week Company Lows.NEWS3: Pratt & Whitney GTF™ Engine Repair Supplier Network Continues to Expand.NEWS4: Is General Electric (GE) Doomed to Have a Terrible 2019 Too?.NEWS5: Is General Electric (GE) Doomed to Have a Terrible 2019 Too?.NEWS6: Is General Electric (GE) Doomed to Have a Terrible 2019 Too?.
2018-12-18: NEWS1: Arnold Air Force Base to Fund $22.1 Million in Facility Improvements through Energy Savings with NORESCO.NEWS2: (PHOTOS) The 15 most clicked Triad Business Journal stories of 2018.NEWS3: The 15 most clicked Triad Business Journal stories of 2018.

Answer: Decrease