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SPARKS, NV - OCTOBER 21: Law enforcement gather in the parking lot after a shooting at Sparks Middle School October 21, 2013 in Sparks, Nevada. A staff member was killed and two students were injured after a student opened fire at the Nevada middle school. The suspected gunman was also killed. (Photo by David Calvert/Getty Images)
SPARKS, NV - OCTOBER 21: Law enforcement gather in the parking lot after a shooting at Sparks Middle School October 21, 2013 in Sparks, Nevada. A staff member was killed and two students were injured after a student opened fire at the Nevada middle school. The suspected gunman was also killed. (Photo by David Calvert/Getty Images)

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Witness: Kid got mad, pulled out gun

CNN's Brian Todd updates on the latest from the middle school shooting near Reno, Nevada.

Witness: Kid got mad, pulled out gun

CNN's Brian Todd updates on the latest from the middle school shooting near Reno, Nevada.