The painting "Femme au béret rouge-orange", estimated between 20 and 30 million dollars, finally sold for over 40 million at a Sotheby's auction in Las Vegas on Saturday. The works went under the hammer at the Bellagio hotel and casino, known for its extensive art collection, ahead of what would have been the Spanish painter's 140th birthday.The jewel in the crown of MGM Resort's auctioned collection was "Femme au béret rouge-orange" one of the last portraits by the artist of Marie-Thérèse Walte