Evidence collected in the Osama bin Laden killing in Pakistan indicates that the Al Qaeda terrorist network considered attacking America's rail system. Officials note that train and subway systems are difficult to secure, given the millions of people who get on and off every day
Al Qaeda plot: Osama bin Laden raid reveals evidence of terrorist plot against U.S. rail system - latimes.com
Al Qaeda plot: Osama bin Laden raid reveals evidence of terrorist plot against U.S. rail system - latimes.com