In 1997, actor Morgan Freeman offered to pay for the senior prom at Charleston High School in Mississippi, on one condition: it had to be racially integrated. His offer was ignored.Ten years later, Freeman offered again?€”and this time, the school board accepted.Prom night in Mississippi premieres as a part of the HBO Documentary Films Summer series on Monday July, 20th at 9pm.For more information on this film and the 2009 HBO Documentary Film Series visit http://www.hbo.com/docs/docuseries/swf/summer2009/index.html HBO Morgan Freeman Documentary Film Series Prom