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:2019-10-08, Stock:PFE, The news for the past five days is as follows:
2019-10-01: NEWS1: As Buyout Fever Grows, Alexion, Amarion and BioMarin Are Potential Targets.NEWS2: Why the Earnings Surprise Streak Could Continue for Pfizer (PFE).NEWS3: AstraZeneca/Merck's Lynparza Positive in Prostate Cancer Study.NEWS4: LabCentral gets state, private funds for new biomanufacturing lab space.
2019-10-02: NEWS1: TIMELINE-Popular heartburn medicine Zantac pulled off store shelves.NEWS2: Top Analyst Reports for Pfizer, DISH & Micron.NEWS3: Novartis (NVS) Announces Data on Asthma Drugs & Kisqali.NEWS4: Why this UC Berkeley gene therapy spinout is targeting a $100 million IPO.
2019-10-03: NEWS1: US Indexes Close Higher Thursday.NEWS2: Dow Jones Today: A Rebound With an Asterisk.NEWS3: Here is the 8th Most Popular Stock Among Hedge Funds.NEWS4: Pres. Trump to expand private Medicare Advantage program.NEWS5: Merck's Pediatric Filings for Dificid Get FDA's Priority Review.NEWS6: The Zacks Analyst Blog Highlights: Pfizer, DISH Network, Micron Technology, Walt Disney and C.H. Robinson.
2019-10-04: NEWS1: Pharma Stock Roundup: JNJ's Opioid Settlement, FDA Updates for AZN, GSK, MRK, RHHBY.NEWS2: J&J Gets Breakthrough Therapy Tag for Prostate Cancer Drug.
2019-10-07: NEWS1: How A Deal With Pfizer Sent This Pharma Stock Rocketing In High Volume.NEWS2: Calithera (CALA) Completes Enrollment in Mid-Stage RCC Study.NEWS3: Zoetis Appoints Kristin Peck as New CEO, Alaix to Retire.NEWS4: Akcea Stocks Soars on Pfizer Licensing Agreement.NEWS5: Akcea and Pfizer Inc. Announce Licensing Agreement for investigative antisense therapy AKCEA-ANGPTL3-L(Rx).

Answer: Decrease