We will continue to monitor the volume. If appointments have to be extended, we will extend the deadline.

To ensure the integrity of the SENTRI program, we will vigorously pursue prosecution of any participant who attempts to smuggle through the SENTRI lanes.

It's still a pilot program not integrated with the passenger vehicle program.

Obviously, people change their situations, and we want to make sure they are maintaining all the requirements of the program.

We've been encouraging them to leave.

We did not anticipate this volume of response. The process ... hasn't been as well-organized as it should have been.