What is the fine-grained topic of the following text: In a confidential legal memo to Getty Trust president and CEO Barry Munitz that was obtained by the Times, Getty criminal defense attorney Richard Martin said an internal review of Getty files had yielded several letters and Polaroid photographs of objects showing that True had maintained close relationships with the two antiquities dealers—Robert E. Hecht Jr. and Giacomo Medici— who are her codefendants at the upcoming trial. Only return the topic.
True's association with antiquities dealers based on Getty files review