VIDEO AT LINK! Notice what it says on the womans shirt. Great tackle by the way. 
Protester tackled at McCain debate
By Matt DeLong
The Washington Post, September 27, 2010
http://voices.washingtonpost.com/44/...mccain-de.html
A woman was tackled when she attempted to block Sen. John McCain's path as he left a debate with his Democratic rival Sunday in Phoenix. The woman, whose shirt read 'Do I look undocumented?' was holding a sign and shouting an anti-McCain slogan when she stepped in front of the senator before being grabbed by security and forced to the ground. CNN has video of the incident:
During the debate, McCain (R-Ariz.) focused on securing the border with Mexico as the first step in addressing the problem of illegal immigration. McCain, a former champion of comprehensive immigration reform, has come under fire for reversing his position while facing a primary challenge from the conservative former Rep. J.D. Hayworth (R-Ariz.).