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:2021-09-30, Stock:EXC, The news for the past five days is as follows:
2021-09-23: NEWS1: NRG Energy (NRG) to Redeem $500M of 6.625% Senior Notes.
2021-09-24: nan
2021-09-27: NEWS1: 4 Utilities in the Quest for Net-Zero Carbon Emission.
2021-09-28: NEWS1: The Zacks Analyst Blog Highlights: Alliant Energy, Exelon, FirstEnergy and Duke Energy.
2021-09-29: NEWS1: Illinois Clean Energy Legislation Spurs Exelon Generation to Fill 650 Jobs, Invest $300 Million in Capital Projects.

Answer: Decrease