Officials say three students have been injured after a 6-year-old brought a loaded gun to his Houston elementary school that accidentally discharged when it fell out of the child's pocket.
Houston Independent School District Public Information Officer Norm Uhl tells Fox News that none of the injuries appears to be life-threatening.
Officials say Ross Elementary school was placed on lockdown Tuesday.
Images taken from Houston television KPRC's news helicopter show three children being wheeled to ambulances on stretchers.
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