Sinclair Broadcast Group Inc., of Hunt Valley, has named Dan Mellon as general manager of Sinclair’s two Washington television properties — WJLA, an ABC affiliate, and cable news network NewsChannel 8. Mellon has served as group manager of Sinclair’s stations since 2006. From 2005 to 2006, he was general manager for Sinclair’s WSYX (ABC) in Columbus, Ohio, and was responsible for the oversight of Columbus’ WTTE (Fox), which is programmed by Sinclair under a local marketing agreement. He also oversaw the sales and other non-programming services of WWHO (CW) of Columbus. Prior to that, he served as GM for Sinclair stations in Sacramento, California, and Minneapolis. Counting pending transactions, Sinclair stations will reach approximately 39 percent of U.S. TV households.