The Louvre Museum in Paris was closed for 2 days as the police investigated a brazen heist which resulted in the theft of France's “priceless” crown jewels. Thieves wielding power tools broke into the world's most visited museum in broad daylight, before escaping on scooters with eight items of jewelry of great historical significance.

Erin Thompson, Professor of Art Crime at The City University of New York, tells us about the crime that has stunned France - and the rest of the world.

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Image: A security employee near the glass Pyramid of the Louvre Museum, Paris. Benoît Tessier/Reuters