8 year old bought a gun to school

United States
February 24, 2012 2:03pm CST
8yearold boy bought a gun to school inside his backpack when he slammed his back pack on his desk the gun off hitting a 8yr old girl both kids are in 3rd grader why the parents didn't check his backpack before sending him to school why the gun wasn't properly locked this incident happen in Bremerton Elementary School in Washington.
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