Pittsburgh Steelers Owner, Chairman Dan Rooney dies at 84

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(Photo by Ronald Martinez/Getty Images)

The Steelers are saying goodbye to one of their own.

The team announced on Twitter this afternoon that their owner and chairman, 84-year-old Dan Rooney, has passed away. Rooney served as the general manager and ran day-to-day operations from 1975 to 2003. He would later be elected to the Pro Football Hall of Fame in 2010.

Rooney served as a former United States Ambassador to Ireland from 2009 to 2012, and was the son of Steelers founding owner Art Rooney.