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:2019-09-18, Stock:NVS, The news for the past five days is as follows:
2019-09-11: NEWS1: Glancy Prongay & Murray LLP Continues its Investigation on Behalf of Novartis AG Investors (NVS).NEWS2: Leaner Pfizer Positioned to Boost R&D Output.NEWS3: Pharma Stock Calls Could Double Fast.NEWS4: INVESTOR ALERT: Law Offices of Howard G. Smith Continues its Investigation on Behalf of Novartis AG Investors (NVS).NEWS5: Why Amgen Stock Perked Up Last Month.NEWS6: Why Amgen Stock Perked Up Last Month.NEWS7: 4 Big Drugmakers Boasting Impressive Oncology Pipelines.NEWS8: ONGOING INVESTIGATION ALERT: The Schall Law Firm Announces it is Investigating Claims Against Novartis AG and Encourages Investors with Losses in Excess of $100,000 to Contact the Firm.NEWS9: Allergan's Filings for Abicipar Pegol Accepted in U.S/Europe.NEWS10: Allergan's Filings for Abicipar Pegol Accepted in U.S/Europe.NEWS11: Allergan's Filings for Abicipar Pegol Accepted in U.S/Europe.
2019-09-12: NEWS1: Puma Biotech's sNDA for Nerlynx Combo Gets FDA Acceptance.NEWS2: Puma Biotech's sNDA for Nerlynx Combo Gets FDA Acceptance.NEWS3: J&J's Ponesimod Superior to Aubagio in Relapsing MS Patients.NEWS4: J&J's Ponesimod Superior to Aubagio in Relapsing MS Patients.NEWS5: Puma Biotech's sNDA for Nerlynx Combo Gets FDA Acceptance.NEWS6: J&J's Ponesimod Superior to Aubagio in Relapsing MS Patients.NEWS7: Has Novartis (NVS) Outpaced Other Medical Stocks This Year?.
2019-09-13: NEWS1: SHAREHOLDER ALERT: Levi & Korsinsky, LLP Reminds Investors of an Investigation Involving Possible Securities Fraud Violations by Certain Officers and Directors of Novartis AG.NEWS2: Adverum Reports Data From Phase I Wet AMD Study, Stock Down.NEWS3: Penn, Novartis end 7-year R&D alliance, will narrow scope of collaboration.
2019-09-16: NEWS1: Biogen Stops Late-Stage Studies on Alzheimer's Candidate.NEWS2: Breast Cancer Drugs May Inflame Lungs Per FDA Safety Alert.
2019-09-17: NEWS1: Novartis Announces New Data on Spondylitis Drug Cosentyx.NEWS2: J&J Files sBLA for Tremfya With FDA for Psoriatic Arthritis.NEWS3: Alder (ALDR) Stock Up on Acquisition Agreement With Lundbeck.NEWS4: Is Novartis (NVS) a Great Value Stock Right Now?.NEWS5: The Daily Biotech Pulse: Acceleron Shelves Muscular Dystrophy Drug Trial, Aclaris Aces Late-Stage Study.NEWS6: Alcon Finance Corporation -- Moody's assigns Baa2 ratings to Alcon Finance Corporation's new notes.

Answer: Decrease