SEPTA is using a drone to patrol its rail tracks in response to growing concerns about terrorist attacks against the U.S. rail system.
The post SEPTA uses drones to patrol tracks appeared first on TheTransitWire.com.
SEPTA is using a drone to patrol its rail tracks in response to growing concerns about terrorist attacks against the U.S. rail system.
The post SEPTA uses drones to patrol tracks appeared first on TheTransitWire.com.