By JEFF ZELENY
President Obama and Speaker John A. Boehner face challenges from adversaries as well as their own followers.
By DAVID E. SANGER and THOM SHANKER
Some key members of the national security team are departing, potentially revamping the entire dynamic of the next war council.
By C. J. CHIVERS
Many of the fighters are brave, but by almost all measures by which a military might be assessed, they are a hapless bunch.