 PBS and Nesmith and Pacific Arts vigorously prosecuted these multimillion-dollar counter-suits.The six plaintiffs included PBS, including WGBH in signings, WNET in signings, American Documentaries and Radio Pioneers Film Project (production companies owned by producer Ken Burns), and the Children's Television Workshop.They sought approximately $5 million in disputed royalties, advances, guarantees, and license fees for programs and the use of the PBS logo from the defendants Pacific Arts and Nesmith.