John Connor young John is skeptical of his mother's claims of his fate as humanity's leader. One day, while in an arcade with a friend, the T-1000 (Robert Patrick) and the T-800 (Schwarzenegger) - a reprogrammed android sent by John's future self, fight over him. This starts a chase sequence where the T-800 and John try to lose the T-1000; this event validates John's mother's warning to him about Skynet. Later that night, his mother breaks out and he and the T-800 go to save her, and the three escape. John teaches The Terminator how to be like a human; teaching him
Terminator 2: Judgment Day the future consequences of his work. They learn that much of his research has been reverse engineered from the damaged CPU and the right arm of the previous Terminator. Convincing him that these items and his designs must be destroyed, they break into the Cyberdyne building, retrieve the CPU and the arm, and set explosives to destroy Dyson's lab. The police arrive and Dyson is fatally shot, but he rigs an improvised dead man's switch that detonates the explosives when he dies. The T-1000 relentlessly pursues the surviving trio, eventually cornering them in a steel mill. The T-1000 and the