FILE - In this Feb. 22, 2015 file photo, Viola Davis arrives at the Oscars at the Dolby Theatre in Los Angeles. "How to Get Away with Murder" star Davis will play Harriet Tubman in a HBO movie about ... more 
FILE - In this Feb. 22, 2015 file photo, Viola Davis arrives at the Oscars at the Dolby Theatre in Los Angeles. "How to Get Away with Murder" star Davis will play Harriet Tubman in a HBO movie about the abolitionist hero. HBO said Monday, April 27, 2015, that the project is based on the biography "Bound for the Promised Land: Harriet Tubman," by historian Kate Clifford Larson. (Photo by Jordan Strauss/Invision/AP, File) less 
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Associated Press
Mon, Apr 27, 2015 9:18 PM EDT