During trauma, whether it is personal or happens to a community or a nation, stress reduction is very important. However, western therapy depends on a relationship of trust between a therapist and the patient. During a widespread traumatic event (such as 9/11) there is not time to develop that trust and even when therapists are available, they may not be the first choice of those who would benefit from stress reduction.
This video discusses an alternative method, a method taught at AWES International Educational Institute and provided to patients by AWES International Member Companies.
Although this is a dose dependent method of stress reduction, its passive nature makes it effective quickly in a crisis situation. Building resilience in advance prepares individuals to handle bad situations.