Picasso's paintings set to fetch millions at sale

Sotheby's employees hold up one of Pablo Picasso's portraits of his muse Marie-Theres Walter, a 1937 'Femme au beret et a la robe quadrillee', which is scheduled to be auctioned for the very first time on Feb. 28, 2018, during the Impressionist and Modern Art Evening Sale, at Sotheby's auction house in London, Thursday, Feb. 22, 2018. Picasso painted the portrait the same year as his masterpiece on the Spanish civil war 'Guernica'. [Photo: AP/Frank Augstein]