Here's a side-by-side comparison of the jackets. They don't look the same to me but Tom Donilon has the same shirt on in both of these photos.
http://www.dailymail.co.uk/news/article-1382649/Osama-bin-Laden-dead-Photo-Obama-watching-special-forces-shoot-him.html
Your comparison got me thinking again that it's not two different jackets, it's two different people.