http://www.observer.com/taxonomy/term/48501/feed Articles from Observer.com en http://www.observer.com/node/50583 It's a nightmare scenario that haunts subway riders: A dirty bomb is detonated on a crowded train, k  read more »]]> http://www.observer.com/node/50583#comments Bill Morange Linton Johnson Los Angeles Tom Kelly Sun, 27 Mar 2005 19:00:00 -0500 Marcus Baram 50583 at http://www.observer.com