[Buffalo Bob]

In the 1960's they were called illegal aliens.

In 1996 they were called undocumented workers.

In 2002 they are now just called Mexican nationals.

[AzJohn]

Houston is the first major city in the nation to acknowledge the matricular card as a legitimate proof of identity, said Enrique Buj-Flores, the Mexican consul general in Houston.

This is really not a new practice. Phoenix police have been accepting these since 1998.