Amends the Metropolitan Transit Authority Act. Provides that the Chicago Transit Authority shall establish the CTA Transit Police Department composed solely of sworn law-enforcement officers. Provides that all security functions shall be performed exclusively by officers of the CTA Transit Police Department. Provides that the CTA Transit Police Department shall deploy 3-officer safety teams moving continuously through trains, stations, and buses, with priority given to high-crime locations. Provides that the Authority shall implement a pilot program deploying AI-based weapon-detection scanners in at least 5 and not more than 10 high-crime stations and major bus hubs. Provides that the Authority shall implement a limited facial recognition pilot program restricted to identifying individuals (i) with active violent-felony warrants or (ii) who the Authority has prohibited from accessing services provided by the Authority. Effective immediately.