Marlene Dumas: The Image As Burden review – painterly and provocative

Tate Modern, London
Marlene Dumas’s sumptuous portraits from photographs – of unknown subjects and famous faces – prove questioning and, en masse, elusive in Tate Modern’s major retrospectiveMarlene Dumas at Tate Modern – in pictures
There is a painting in this show of the man who murdered the Dutch film-maker Theo van Gogh, shooting him repeatedly before slashing his throat. It is delicate and pale, materialising in beautiful veils. There is another of Osama bin Laden in the glowing s