 BALTIMORE--BUSINESS WIRE--Sinclair Broadcast Group, Inc. Nasdaq: SBGI announced that its Board of Directors has declared a quarterly cash dividend of 0.20 per share on the Companys Class A and Class B common stock. The dividend is payable on September 15, 2021, to the holders of record at the close of business on September 1, 2021. Sinclair is a diversified media company and leading provider of local sports and news. The Company owns andor operates 21 regional sports network brands; owns 