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:2020-07-20, Stock:MMM, The news for the past five days is as follows:
2020-07-13: nan
2020-07-14: NEWS1: 3M, MIT Researchers Team Up To Develop Rapid Covid-19 Antigen Test.NEWS2: 3M and MIT Working on Rapid COVID-19 Diagnostic Test.NEWS3: 3M Announces Upcoming Investor Event.NEWS4: 3M to develop rapid coronavirus test with MIT researchers.NEWS5: 3M, MIT partner to make rapid COVID-19 antigen test.NEWS6: 3M and MIT Researchers Developing a Rapid Diagnostic Test for COVID-19.NEWS7: 3M partners with MIT to develop coronavirus antigen test.
2020-07-15: NEWS1: 3M Working With MIT To Develop New Coronavirus Rapid Diagnostic Test.
2020-07-16: NEWS1: Closing Bell 7/16/20: Stocks Step Back.NEWS2: 3M files lawsuits, shuts down websites selling fake products during COVID-19 pandemic.NEWS3: 3M Updates Ongoing Actions to Combat COVID-related Fraud.
2020-07-17: nan

Answer: Decrease