A painting by Roy Lichtenstein has sold at auction for $42.6m (£26.4m) - a new record for the US 'pop artist'.
The cartoon-style painting, sold to an anonymous telephone bidder at Christie's in New York, features a woman on the phone with a speech bubble containing the title.
The sale of contemporary and post-war works fetched $272.8m (£169.1m) in all.
Yet an Andy Warhol piece expected to fetch up to $50m (£31m) went for less than half that amount.
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