I'm actually reading 'World War Z' again! It's incredibly realistic and it's written as an oral history through interviews with different characters. Max Brooks wrote this book in so many different voices. There are about forty or so. It's incredible. When I finish 'World War Z' I'm going to go back and start again on the 'Game of Thrones' series.
The greatest fear that haunts this city is a suitcase bomb nuclear or germ. Many people carry small gas masks. The masses here seem to be resigned to the inevitable believing an attack of major proportions will happen.