El teniente general Robert Cone en conferencia de prensa tras el tiroteo desatado por soldados en la base militar Fort Hood, de Texas, la más grande de Estados Unidos. Rodolfo Gonzalez / AP
Ambulancias pasaban a través de la verja de la base militar Fort Hood en Texas. AP
President Barack Obama speaks about Fort Hood during an event at the Interior Department in Washington, Thursday, Nov. 5, 2009. Obama called the mass shooting at a Texas Army base "a horrific outburst of violence." He said it's a tragedy to lose a soldier overseas and even more horrifying when they come under fire at an Army base on American soil. Susan Walsh / AP
In this image made from Associated Press Television video, emergency personnel take a wounded person on a stretcher to an awaiting ambulance at the scene at the U.S. Army base in Fort Hood Texas where a soldier opened fire, unleashing a stream of gunfire that left at least 12 people dead and at least 31 wounded. Authorities killed the gunman, and apprehended two other soldiers suspected in the attack. AP
Fotografía cedida por el Centro de Estudios sobre el Estrés Traumático este 5 de noviembre de 2009, del comandante Nidal Malik Hasan, autor de la matanza cometida en la base militar estadounidense de Fort Hood, en Texas, quien era un psiquiatra experto en trastornos de estrés postraumático que debía partir en los próximos días al frente. Hasan, promovido al rango de comandante en mayo de este año, fue abatido tras abrir fuego indiscriminado contra varios compañeros en el centro de preparación de la base, donde murieron doce personas y otras 31 resultaron heridos. CENTER FOR THE STUDY OF TRAUMATI / EFE
Militares fuman cigarrillos este 5 de noviembre de 2009, a las afueras del puesto militar Fort Hood, cerca a Killeen, Texas (EEUU), en donde según las autoridades 12 personas murieron y otras 31 quedaron heridas tras un tiroteo. El responsable fue identificado como el mayor del Ejército Nidal Hasan. BOB DAEMMRICH / EFE
Daniel Clark hugs and comforts his wife Rachel Clark outside of the main gate of Fort Hood near Killeen, Texas, Thursday, Nov. 5, 2009. Daniel's daughter, Madeline, 5, is in an elementary school on the post where it was locked down after a shooting happened on the base. RODOLFO GONZALEZ / AP
Daniel Clark (R) and Rachel Clark embrace after a press conference at Ft. Hood on November 5, 2009 in Killeen, Texas. At least one gunman killed 12 people and injured 31 in a shooting on a military base at Ft. Hood this afternoon. One shooter was killed by military police and at least two other soldiers are in custody. Ben Sklar / Getty Images
This still made from video shows a police officer and soldier blocking the road at the main gate of the Army base at Fort Hood, Texas on Thursday Nov. 5, 2009. A soldier opened fire at a U.S. Army base in Fort Hood, Texas on Thursday, unleashing a stream of gunfire that left 12 people dead and 31 wounded. Authorities killed the gunman, and apprehended two other soldiers suspected in what appears to be the worst mass shooting at a U.S. military base. Richard Matthews / AP
Monica Cain, wife of soldier Darren Cain, waits outside Fort Hood on November 5, 2009 in Killeen, Texas. At least one gunman killed 12 people and injured 31 in a shooting on a military base at Fort Hood this afternoon. One shooter was killed by military police and at least two other soldiers are in custody. Ben Sklar / Getty Images
Sgt. Anthony Sills, right, comforts his wife as they wait outside the Fort Hood Army Base near Killeen, Texas on Thursday, Nov. 5, 2009. The Sills' 3-year old son is still in daycare on the base, which is in lock-down following a mass shooting earlier in the day. Jack Plunkett / AP
Monica Cain, 44, wipes her eye as she tries to get in touch with her husband Sgt. Darren Cain who was stationed at Fort Hood, Texas, Thursday, Nov. 5, 2009. JERRY LARSON / AP
An entrance to Fort Hood Army Base in Fort Hood, Texas, near Killeen remains in lock-down following a mass shooting on Thursday, Nov. 5, 2009. Jack Plunkett / AP
Sgt. Fanuaee Vea (L) embraces Pvt. Savannah Green outside Fort Hood on November 5, 2009 in Killeen, Texas. At least one gunman killed 12 people and injured 31 in a shooting on a military base at Fort Hood this afternoon. One shooter was killed by military police and at least two other soldiers are in custody. Ben Sklar / Getty Images
El presidente de Estados Unidos, Barack Obama, habla este 5 de noviembre de 2009, en un acto en el Departamento del Interior en Washington DC, donde calificó el tiroteo en la base militar de Fort Hood, Texas, de "horrible incidente de violencia. Hasta el momento, no están claros los detalles del suceso, que ha dejado al menos doce personas muertas y 31 heridas. Los agresores fueron tres soldados, de los cuales uno ha muerto y los otros dos han quedado detenidos. MATTHEW CAVANAUGH / EFE
This 2005 picture shows the 4th Infantry Division Headquarters in Ft. Hood, Texas. Brian K. Diggs / AP
Army Lt. Gen. Robert Cone gives a news conference after a shooting in Fort Hood, Texas on Thursday, Nov. 5, 2009. Rodolfo Gonzalez / AP
In this Dec. 19, 2007 file photo, a first cavalry division soldier sits on the wall in front of the headquarters building for the division as she waits for a homecoming ceremony in Fort Hood, Texas. The U.S. Army says 12 people have been killed and 31 wounded in a shooting rampage on the Fort Hood Army base in Texas on Thursday Nov. 5, 2009. DAVID MORRIS / AP
Soldados saludan durante una ceremonia de recibimiento a los activos que regresan de la guerra, en esta fotografía de archivo de la base militar Fort Hood, en Texas, la más grande de Estados Unidos. AP
Entrada de la base militar de EEUU Ft. Hood en Texas. AP
Fotografía de archivo de un entrenamiento de los activos de la base militar de Ft. Hood, Texas. AP