The TSA's campaign to confuse airline passengers has intensified. Travelers are expressing frustration after revised statement.

TSA’s “layered” approach to security and what it means to you

The Transportation Security Administration’s campaign to confuse airline passengers has intensified. After posting a revised statement and Q&A about Northwest Airlines Flight 253 to its Web site yesterday that essentially said nothing, travelers are expressing frustration with the agency that’s supposed to safeguard America’s transportation systems.