Ivan Lopez

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National Edition News cover for April 7, 2014 - Military hits breaking point on mental health problems: This photo provided by Glidden Lopez shows Army Spc. Ivan Lopez. Lopez killed three people and wounded 16 others in a shooting at Fort Hood, Texas, on Wednesday, April 2, 2014, before killing himself. Investigators believe his unstable mental health contributed to the rampage. (AP Photo/Courtesy of Glidden Lopez)

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This undated image provided by the Texas Department of Public Safety shows Army Spc. Ivan Lopez. Authorities said Lopez killed three people and wounded 16 others in a shooting at Fort Hood, Texas, on Wednesday, April 2, 2014, before killing himself. Investigators believe his unstable mental health contributed to the rampage. (AP Photo/Texas Department of Public Safety)

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According to Lt. Gen. Mark Milley, Ivan Lopez, the shooter, purchased his weapon recently at Guns Galore, seen Thursday, April 3, 2014, in Killeen, Texas. A soldier opened fire Wednesday on fellow service members at the Fort Hood military base, killing three people and wounding 16 before committing suicide. (AP Photo/Eric Gay)

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This photo provided by Glidden Lopez shows Army Spc. Ivan Lopez. Lopez killed three people and wounded 16 others in a shooting at Fort Hood, Texas, on Wednesday, April 2, 2014, before killing himself. Investigators believe his unstable mental health contributed to the rampage. (AP Photo/Courtesy of Glidden Lopez)

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This undated photo provided by Glidden Lopez shows Army Spc. Ivan Lopez. Lopez killed three people and wounded 16 others in a shooting at Fort Hood, Texas, on Wednesday, April 2, 2014, before killing himself. Investigators believe his unstable mental health contributed to the rampage. (AP Photo/Courtesy of Glidden Lopez)

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This undated image provided by the Texas Department of Public Safety shows Army Spc. Ivan Lopez. Authorities said Lopez killed three people and wounded 16 others in a shooting at Fort Hood, Texas, on Wednesday, April 2, 2014, before killing himself. Investigators believe his unstable mental health contributed to the rampage. (AP Photo/Texas Department of Public Safety)

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This undated photo provided by Glidden Lopez shows Army Spc. Ivan Lopez. Authorities said Lopez killed three people and wounded 16 others in a shooting at Fort Hood, Texas, on Wednesday, April 2, 2014, before killing himself. Investigators believe his unstable mental health contributed to the rampage. (AP Photo/Courtesy of Glidden Lopez)

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This undated photo provided by Glidden Lopez shows Army Spc. Ivan Lopez. Authorities said Lopez killed three people and wounded 16 others in a shooting at Fort Hood, Texas, on Wednesday, April 2, 2014, before killing himself. Investigators believe his unstable mental health contributed to the rampage. (AP Photo/Courtesy of Glidden Lopez)

Fort Hood Shooting-Lopez.JPEG-0d528.jpg

This photo provided by Glidden Lopez shows Army Spc. Ivan Lopez. Authorities said Lopez killed three people and wounded 16 others in a shooting at Fort Hood, Texas, on Wednesday, April 2, 2014, before killing himself. Investigators believe his unstable mental health contributed to the rampage. (AP Photo/Courtesy of Glidden Lopez)

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This undated photo provided by Glidden Lopez shows Army Spc. Ivan Lopez. Lopez killed three people and wounded 16 others in a shooting at Fort Hood, Texas, on Wednesday, April 2, 2014, before killing himself. Investigators believe his unstable mental health contributed to the rampage. (AP Photo/Courtesy of Glidden Lopez)