Sotheby's auction of $180m Van Gogh challenged over claims it was 'sold under duress'
The art auctions in New York next week could top $2 billion, as a treasure trove of masterpieces comes to the market for the first time in decades.

Read at CNBC(opens in a new tab)
Full coverage
Sotheby's auction of $180m Van Gogh challenged over claims it was 'sold under duress' (opens BBC News in a new tab)
Sotheby's says it will work with the heirs of a family who had previously owned the artwork to try and reach a solution.
$180 million Van Gogh tests the art market and collector confidence (opens CNBC in a new tab)
The art auctions in New York next week could top $2 billion, as a treasure trove of masterpieces comes to the market for the first time in decades.

