. Method by which a person sought as a witness is forced to appear before the court. Compulsory process encompasses not only a subpoena, which is a command to appear at a particular time and location to provide testimony upon a certain matter, but also a bench warrant, a written order commanding a law enforcement officer to seize the person named and bring them into court. The Sixth Amendment to the U.S. Constitution provides that the accused in criminal prosecutions shall have the right "to have compulsory process for obtaining witnesses in his favor."