The duo pleaded guilty to defrauding their victims, including some of New York City’s most prominent fine art auction houses, of at least $2 million. NEW YORK (AP) — A little over a year ago, the New York City art dealer Robert Rogal received a visit to his private showroom from a young woman, who seemed eager to offload a family heirloom. Introducing herself as Karolina Bankowska, she carried a framed painting signed by Andrew Wyeth , resembling the watercolor landscapes the celebrated artist