it is the hardest job for commander of forces at combat, just a day into his new assignment, the u.s. commanding general in afghanistan announced a u.s. service member was killed today in what is being described as an insider attack. barbara starr joins us now live from the pentagon. what do we know about the circumstances here? >> hi, jim. very early word coming out of afghanistan that one service member was killed, another wounded in eastern afghanistan in one of these so-called insider attacks, what that generally means is they believe the perpetrator was someone who was a member of afghan security forces or at least in an afghan uniform at the time. no word on what happened to that alleged perpetrator. we're told the wounded member is in stable condition and, of course, they are now conducting next of kin notification on the man who was killed and his name will be made public in the next 24 hours after that notification