A Sotheby’s employee looks at an artwork by Adel Abidin called ‘I’m Sorry’ at Sotheby’s auction rooms in London, Friday, April 15, 2016. The artwork is expected to realize 20,000-30,000 UK pounds (28,376-42,565 US dollars) when it is auctioned on April 20. (AP Photo/Kirsty Wigglesworth)