This morning, the SEPTA Comet Is were spotted in service. They are in a solid consist and were apparently being pushed by AEM-7 # 2307. Keep an eye out for it for future push-pull trips, as we’re not quite sure where it may be running. Also, this trainset may be switched around two other lines. For a list of push-pull assignments, please visit this page on our website: http://www.philadelphiatransitvehicles.info/reg-roster2.php