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:2021-03-11, Stock:PFE, The news for the past five days is as follows:
2021-03-04: NEWS1: UPDATE 2-Israel, Austria and Denmark establish vaccine-supply alliance.NEWS2: Novartis Will Help Manufacture CureVac’s Covid-19 Vaccine.NEWS3: Biotech current stock performance is ‘actually pretty rational’: analyst.NEWS4: Pfizer Invites Public to Listen to Webcast of Pfizer Discussion at Healthcare Conference.NEWS5: Pfizer's (PFE) Lorbrena Gets FDA Nod for First-Line Lung Cancer.NEWS6: Study Reports Some Cases Of Delayed Rash After Moderna COVID-19 Vaccine Dose: Report.NEWS7: The Daily Biotech Pulse: FDA Nod For Pfizer, Kiniksa Rises On Commercialization Pact With Regeneron, Bio-Techne To Buy Diagnostic Company.NEWS8: UPDATE 2-Germany approves AstraZeneca for over-65s, extends gap between doses.NEWS9: Pfizer's Lorbrena Wins Full FDA Approval As First Line Treatment Of ALK-Positive Lung Cancer.NEWS10: How Will Johnson & Johnson's COVID Vaccine Shake Up the Market?.NEWS11: UK regulator says will fast-track vaccines for coronavirus variants.NEWS12: U.S. FDA Expands Approval of Pfizer’s LORBRENA® as First-Line Treatment for ALK-Positive Metastatic Lung Cancer.
2021-03-05: nan
2021-03-08: nan
2021-03-09: nan
2021-03-10: nan

Answer: Decrease