In more Tyrannosaur auction drama, Christie's was set to auction a Tarbosaurus leg today. But where did it come from?
Tyrannosaur Auctioned Despite Protests From Mongolia
Well, according to @NHMdinolab (see their Twitter feed), Christie's decided to postpone the sale of the Tarbosaurus leg pending further enquiries into provenance.
See Brian Switek's Dinosaur Tracking blog entry for more on this:
Tarbosaurus on Trial