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:2019-05-22, Stock:ABT, The news for the past five days is as follows:
2019-05-15: NEWS1: Bull of the Day: Penumbra (PEN).NEWS2: Bull of the Day: Penumbra (PEN).NEWS3: Nearly 9 out of 10 College Students with Student Debt Say It's Important to Find a Company That Offers Loan Relief.NEWS4: Bull of the Day: Penumbra (PEN).
2019-05-16: NEWS1: New ZonePerfect® Keto is 100% #TrueKeto with the Proven Blend of Macros for Effective Results.
2019-05-17: NEWS1: Why Is Abbott (ABT) Up 3.6% Since Last Earnings Report?.NEWS2: Why Is Abbott (ABT) Up 3.6% Since Last Earnings Report?.NEWS3: Why Is Abbott (ABT) Up 3.6% Since Last Earnings Report?.
2019-05-20: NEWS1: IUSG, ABT, DIS, AVGO: Large Inflows Detected at ETF.NEWS2: IUSG, ABT, DIS, AVGO: Large Inflows Detected at ETF.
2019-05-21: NEWS1: The World's Top 10 Health Care Companies (UNH, MDT).NEWS2: TRILUMINATE Study Shows Treatment with Abbott's First-of-its-Kind Minimally Invasive Device Reduces Tricuspid Heart Valve Leaks.

Answer: Rise