Cramer: Disney-Fox and CVS-Aetna could revamp how investors see their companies By: CNBC.com News December 04, 2017 at 18:21 PM EST Jim Cramer explained how news of potential Disney-Fox and CVS-Aetna mergers "changed the narrative" in the stock market. Read More >> Related Stocks: Aetna Amazon.com CVS Health Corp Twenty-First Century Fox Walt Disney