considers a bill (HR 2881) to authorize appropriations for the Federal Aviation Administration for fiscal years 2008 through 2011.

resumes consideration of the fiscal 2008 defense authorization bill (HR 1585).

announces resignation of Agriculture Secretary Mike Johanns; holds televised news conference.

The American University holds a panel discussion on Iraq and Iran, with Akbar Ahmed, American University; Daniel Ellsberg, former Defense and State Department official; Max Friedman, American University; Larry Johnson, former CIA analyst; Peter Kuznick, American University; and others. 8 p.m., Katzen Arts Center, 4400 Massachusetts Ave., N.W.