The Visa Waiver Program is one that we've been working on even prior to the bombings in London, taking more precautions as far as making sure there are secured documents for all these people coming through the Visa Waiver Program.
Those are some of the steps taken to make sure the Visa Waiver Program ( search ) is a safe and effective way to letting people get into the United States, because obviously we don't want to choke off travel here altogether.