Security Heightened On U.S. Public Transportation Systems

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Risa Turken reads The New York Times with an article about the London... News PhotoAccidents and Disasters,Aggression,Article,Exploding,Morning,Natural Disaster,New York City,New York Times,On The Move,Police Force,Reading,Rescue Worker,Riding,Security,Subway Train,Terrorism,Time,Train - Vehicle,Transportation,USA,ViolencePhotographer Collection: Getty Images News 2005 Getty ImagesNEW YORK - JULY 08: Risa Turken reads The New York Times with an article about the London terror attacks while riding the subway during the morning rush hour July 8, 2005 in New York City. Security on subway trains and buses was increased in the wake of explosions that killed at least 50 people and injured many others on London's mass transit system July 7, 2005. (Photo by Mario Tama/Getty Images)