WOONSOCKET, R.I., 2016-Nov-22 — /EPR Retail News/ — CVS Pharmacy today (November 21, 2016) announced significant savings opportunities for ExtraCare members during its three-day Black Friday sales event at more than 7,900 CVS Pharmacy locations, which kicks off on Thanksgiving Day and runs through Saturday, November 26. For the first time ever, this year's Black Friday…