Kara Walker chosen for Tate Modern's Turbine Hall showcase

Work of African American artist has explored race, gender, sexuality and violenceAn African American artist known for her racially charged art addressing slavery and its legacy, is to be Tate Modern’s next commission for its Turbine Hall.Kara Walker is probably best known for her use of black cut-paper silhouetted figures to depict scenes of horror. She shot to fame in 1994, when using them to create a room-size mural featuring rape and dismemberment of African American women and children