Sued in Chicago for allegedly swiping trade secrets, two defendants headquartered in China challenged personal jurisdiction and asked Magistrate Judge Young B. Kim to exclude 47 exhibits the plaintiffs submitted as part of their response. The “overseas defendants” argued that “each of the 47 exhibits includes hearsay, is irrelevant, lacks foundation, and/or has not been authenticated,” and that the plaintiffs “must submit admissible evidence to support a prima facie case of personal jurisdiction.” Reviewing the conflicting …