VERSE INFERENCE. 2 A. Federal Law Controls This Procedural Issue 2 B. The LiButti Factors Point in Favor of Allowing to Call Epstein. 2 1. The Nature of the Relevant Relationships 3 2. The Degree of Control of the Party Over the Non-Party Witness 7 3. The Compatibility of the Interests of the Party and the Non-party Witn