This combination of Associated Press file photos shows, left, a train conductor in 2011, in New Brunswick, N.J., and right, Tokyo's Yurikamome Line that runs without any drivers or conductors along Tokyo Bay, in 2013. Katsuya Hagane, the manager in charge of operations at New Transit Yurikamome, with just 60 regular employees, says the automated system helps keeps hiring down.
Section:Photo
