California governor signs executive order to develop AI 'kill switch' California Governor Gavin Newsom signed an executive order on Friday to accelerate safety checks and explore creating a "kill switch" within frontier AI programs, according to an announcement Newsom posted on X. Newsom, a Democrat, also accused President Donald Trump of doing nothing on the issue. California governor signs executive order to develop AI 'kill switch' By AFP LOS ANGELES — California Governor Gavin Newsom announced Friday an executive order to explore the creation of a "kill switch" within advanced artificial intelligence programs, while accusing President Donald Trump of doing nothing on the issue. "I just issued an executive order to accelerate the implementation of safety checks and advance the creation of a 'kill switch' within frontier AI programs," the Democrat wrote on X.