Claus: Chagall affair leaves many questions

The scandal over the National Gallery of Canada’s decision to auction off Marc Chagall’s luminous 1929 painting, La Tour Eiffel, raises many questions, including of how the gallery managed to get the required export permit in the first place.
Since the gallery has announced the cancellation of its controversial sale of the Chagall painting, the many who expressed vocal disagreement can heave a sigh of relief knowing that their voices were heard and views acted upon.
However, it is st