EDITOR'S NOTE _ Part of a series examining issues at stake in the election and their impact on people
Copyright 2012 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.
Photo Galleries
History of U.S. Bombings, Failed Attempts
A look at some of the worst bombings in the U.S. and infamous failed attempts.
advertisement
Follow U.S. News
Like Us On Facebook
Subscribe
U.S. News Weekly
An insider's guide to politics and policy, available on the iPad or as a PDF download.
Reader Comments (