 BALTIMORE--BUSINESS WIRE--Sinclair Broadcast Group NASDAQ: SBGI Sinclair today announced that John McClure has been named Vice President and Chief Information Security Officer. In this newly created role, Mr. McClure will lead the companys information security program across all business functions. Additionally, Mr. McClure will define and be responsible for creating and executing Sinclairs security vision, strategy, and operating model across its entire portfolio. Mr. McClure will wo 