And let's turn now to Afghanistan where the number of American forces is just a tenth of what it was at the height of the war. The American lead combat role has now given way to a training mission. NPR Pentagon correspondent Tom Bowman has spent a lot of time in Afghanistan over the years. He's back this week and on the line from Kabul. Tom, good morning.
GREENE: So it's been about two years since your last visit, right? I guess I wonder what your impressions are since you've arrived this time.