Previously unseen Cupid revealed in Vermeer masterpiece - BBC News
Experts uncover a painting within a painting that had been covered over after the artist's death.
Experts at a German art gallery say an internationally renowned painting, Girl Reading a Letter at an Open Window by Johannes Vermeer, was significantly altered after his death.

While restoring the masterpiece in Dresden, they uncovered a long lost Cupid which had been painted over.

BBC Berlin correspondent Jenny Hill has been to see it.