7‑Eleven® Celebrates a Generation of Good Will with Operation Chill® DALLAS, 2015-8-6— /EPR Retail News/ — 7‑Eleven, Inc.celebrates a generation of good behavior this year with the 20th anniversary of its Operation Chill® incentive program for youngsters. For two decades, U.S. police officers have been “ticketing” kids they catch doing good with Operation Chill FREE Slurpee® drink…