People still make the final decision, but recent raids in Iraq and Syria had help
The US Department of Defense has deployed machine learning algorithms to identify targets in over 85 air strikes on targets in Iraq and Syria this year.
The Pentagon has done this sort of thing since at least 2017 when it launched Project Maven, which sought suppliers capable of developing object recognition software for footage captured by drones. Google pulled out of the project when its own employees revolted against using AI for warfare, but other tech firms have been happy to help out.
A T-800 tried to kill John Connor. A T-800 also tried to protect John Connor. It's all down to what the people programming it decide it should be aimed at.
second T-800 despite being programmed by people, was not opposed to killing people if it helped the mission. It was only John's specific order that prevented it from killing mannnnny people in T2