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:2020-09-24, Stock:NVS, The news for the past five days is as follows:
2020-09-17: NEWS1: BioNTech Buys a Plant to Manufacture Its Coronavirus Vaccine.NEWS2: Top Stock Reports for Novartis, Zoom Video & Caterpillar.NEWS3: Coronavirus update: Vaccine makers ramp up manufacturing as Trump stirs debate; NYC to delay school reopen.NEWS4: BioNTech To Buy Novartis' GMP German Manufacturing Site For COVID-19 Vaccine Production .
2020-09-18: NEWS1: The Zacks Analyst Blog Highlights: Novartis, Zoom Video, Caterpillar, Microsoft, Cisco, Clorox and LHC Group.NEWS2: Why Novartis’ Absence From the Covid-19 Vaccine Race Is a Benefit.NEWS3: Why Novartis’ Absence From the Covid-19 Vaccine Race Is a Benefit.
2020-09-21: NEWS1: Novartis Announces Data on Tafinlar, Mekinist & Piqray at ESMO.
2020-09-22: nan
2020-09-23: NEWS1: Novartis Issues Update On AVXS-101 Intrathecal Clinical Development Program .NEWS2: Novartis Provides Update on AVXS-101 Intrathecal Clinical Development Program.

Answer: Decrease