Where is Salvator Mundi, da Vinci's painting that sold for $450m?

Where is Salvator Mundi, da Vinci's painting that sold for $450m?

A painting believed to be a creation of Leonardo da Vinci is at the centre of a mystery.

Salvator Mundi was sold in 2017 for a record $450m, but it has not been seen since.

Now art critics are wondering if it was fake.

Al Jazeera's Gabriel Elizondo reports from New York.