"Call of Duty is in a class of its own," Koskoff said. Kristovich argued for Activision that the game, despite its vast number of players, can be tied to only a few of the many U.S. mass shootings.

“Call of Duty is in a class of its own," Koskoff said. Kristovich argued for Activision that the game, despite its vast numbers of players, can be tied to only a few of the many U.S. mass shootings.