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:2021-05-19, Stock:ABT, The news for the past five days is as follows:
2021-05-12: NEWS1: Key Chart Favors a Nice Rise in Abbott Labs Later This Year.
2021-05-13: nan
2021-05-14: NEWS1: If You Do the Math, Senseonics Makes No Sense.NEWS2: Polen Global Growth: “Abbott Laboratories (ABT) Continues to be Fairly Valued”.NEWS3: QIAGEN (QGEN) Digital COVID-19 Antibody Test Gets FDA's EUA.
2021-05-17: NEWS1: Abbott's Navitor Aortic Heart Valve Replacement Scores European Approval.NEWS2: Abbott Receives CE Mark for Navitor™, the Latest-Generation Transcatheter Aortic Valve Implantation (TAVI) System to Treat Aortic Stenosis.
2021-05-18: NEWS1: Abbott (ABT) Receives CE Mark for Latest Navitor TAVI System.

Answer: Decrease