Don’t remember that one, but here’s some info.
Monterrey-Reynosa Highway reopened after incident
http://www.valleycentral.com/news/story.aspx?id=448182
The American Consulate in Monterrey had issued a warning for American NOT to use the Monterrey-Reynosa Highway because of “narco blockades” and random shootouts that take place on it.
Thanks for the link.