But a law enforcement official familiar with the investigation told CNN that when Hasan first came to the attention of investigators because of his communications with al-Awlaki , officials looked at his military personnel file and nothing was found that raised suspicion . Incident has ` ` broader implications for America , '' Sen. Joe Barton says . Congressional committee opens inquiry into incident at Fort Hood , Texas . Lieberman : Feds ' lack of response after uncovering e - mails will be investigated . Also to be investigated is whether task force information about suspect was shared .
Incident has ` ` broader implications for America , '' Sen. Joe Barton says . Congressional committee opens inquiry into incident at Fort Hood , Texas . Lieberman : Feds ' lack of response after uncovering e - mails will be investigated . Also to be investigated is whether task force information about suspect was shared .