Some smiled over an honor they felt was overdue , but also clenched their teeth over needs they say the army has denied . ' I try not to be bitter . But it 's kind of hard not to be bitter , ' said Jackson , a former staff sergeant . Thirteen people were killed and 31 were injured in the years attack carried out by an Army psychiatrist who is now on military death row .
Some smiled over an honor they felt was overdue , but also clenched their teeth over needs they say the army has denied . ' I try not to be bitter . But it 's kind of hard not to be bitter , ' said Jackson , a former staff sergeant . Thirteen people were killed and 31 were injured in the 2009 attack carried out by an Army psychiatrist who is now on military death row .