A Roman legion I believe was a unit of the Roman army of 10,000 men

So now, Barack Obama has left some 9,000+ U.S. troops in Afghanistan.
And then this happens:

http://news.xinhuanet.com/english/world/2014-06/16/c_133411183.htm

With respect, it is obvious that the presence of an American legion sited now in Afghanistan is a futile exercise;; and the most stupid of all consequences is that they are all at risk.

The American citizenry has enough of body bags returning in a conflict in which they are not winning.