Vincent van Gogh painting swiped during overnight raid, Dutch museum officials say

The value of the work, which was on loan from the Groninger Museum from the Dutch city of Groningen, was not immediately known. Police are investigating the theft.

Museum director Evert van Os said the museum, which houses the collection of American couple William and Anna Singer is "angry, shocked, sad" at the theft of the painting., according to the AP.

Museum officials have scheduled a news conference for Monday afternoon to address the theft.

The Singer Laren museum’s collection focuses on modernism such as neo-impressionism, pointillism, expressionism and cubism, according to the AP.