About 3 weeks ago this article was in the Mexican newspapers, they were apparently looking for a luxury car with 3 Iraqis and a Mexican travelling north to the border with the US. I never saw any follow-up ---whether these guys made it across or were ever found:
Rastrean a iraquíes en norte mexicano
http://www.diario.com.mx/servicios/hemeroteca/nota.asp?notaid=33353