The committee highlighted significant gaps in the capabilities of the ANSF in areas such as helicopters and close air support and medical care.

BBC: Afghanistan peace deal with Taliban needed, say MPs

The second area of strain is over the cost of the Afghan National Security Forces (ANSF) in the years to come.

ECONOMIST: Afghanistan��s fading hopes

These forces, including U.S. "surge" forces deployed in late 2009 and 2010, broke Taliban momentum and trained additional Afghan National Security Forces (ANSF).

WHITEHOUSE: The White House