Scientists say new insights about how stress affects the brain could lead to new treatments for post-traumatic stress disorder, anxiety and depression.

The military wants to encourage more veterans to get treatment if they think they have PTSD. But that would add more cases to an already overburdened system.

The Department of Veterans Affairs says any veteran who seeks mental health services gets help within days. But a new investigation by the agency's inspector general says the statistics are skewed to make wait times appear shorter. The VA will have a chance at a Senate hearing Wednesday to explain how it's going to do better.

One of the challenges veterans face is that their military skills sometimes don't come with certifications that private employers recognize. Several associations and companies are trying to address this problem by training and giving vets the certification.