Airport public areas, like ticket counters and baggage claims, are vulnerable to attack because people can enter them without screening. For example, in 2013, a TSA officer was killed at a security checkpoint in Los Angeles. In 2017, 5 people were killed at a Florida baggage claim. These attacks prompted new laws and security improvements. More.
Aviation Security: TSA and Airport Stakeholders Have Enhanced Airport Public Area Security, but a Plan Is Needed for Future Collaboration