Samantha Power, the Anna Lindh Professor of Practice of Global Leadership and Public Policy at the Kennedy School of Government and a senior adviser to Sen. Barack Obama, is scheduled to speak tonight following a screening of The Devil Came on Horseback, a documentary covering the tragedy in Darfur as told through the eyes of former US Marine Captain Brian Steidle. The film begins at five o'clock in the Union Ballroom at the University of Arkansas. Ms. Power is slated to deliver a lecture following the film. [UARK]