From January 3rd.
At least one that was reported. I am willing to bet they don't tell us all the details of what goes on down there.
Ok, I went to one of my web pages and got a link I saved from that time period.
http://mensnewsdaily.com/2007/01/05/armed-mexicans-attack-unarmed-national-guard-troops-on-us-soil/
"Armed Mexicans Attack Unarmed National Guard Troops on US Soil"
January 05, 2007
NewsLog
By Jim Kouri, CPP