REUTERS/Lucas Jackson A Claude Monet painting just sold for $110.7 million to an unidentified buyer at Sotheby’s in New York, CNN reported. It’s the most expensive Impressionist artwork ever sold at auction, according to Sotheby’s. The 1890 painting is part of Monet’s "Haystacks" series, which he painted at his home in Giverny, France. The seller […]