Three women were stabbed in separate attacks on Paris Metro Line 3 on Friday afternoon. The incidents occurred at Republique, Arts et Metiers, and Opera stations. The victims sustained injuries but were treated by emergency services and are reported to be safe, with one victim being pregnant. Police identified and arrested a 25-year-old Malian suspect using CCTV footage and mobile phone tracking. Authorities are investigating the motive, with initial reports suggesting the suspect may have psychological issues, and terrorism has been ruled out.