Sen. Lindsey Graham added his voice Tuesday to those calling for the Department of Defense to formally classify the Fort Hood shooting as terrorism, saying that classifying it "workplace violence" is "not fair" to the victims or their families.

The Republican senator was responding to a push by victims for the U.S. government to change its description of the rampage that left 13 dead. Such a change would make those who sustained injuries eligible for certain benefits and awards, like the Purple Heart.

A group called the Coalition of Fort Hood Heroes recently released a 14-minute Web video making their case -- those behind the video called on viewers to engage Congress in pressuring the Obama administration.

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