Beginning this weekend, regular Saturday service will resume on the MBTA Commuter Rail. As the MBTA continues its work to install and test the federally-mandated Positive Train Control (PTC) system, it will begin running test trains during the day on Sundays beginning this weekend. Overnight test trains will continue to run Sundays through Thursdays through the end of December. For further information regarding PTC including updates on weekly PTC activities please visit: mbta.com/ptc. Should you have any questions please feel free to contact the PTC program at 617-721-7506 or PTCProgram@mbta.com.