Lt Col Bill Wright, of the Brigade Advisory Group, is pleased with progress, but still sees big gaps in Afghan readiness.

BBC: Can the Afghan army take the lead in battle?

They would also be expected to have heard stories about "famous Americans of different ethnic groups, faiths, and historical periods", with a suggested list including Neil Armstrong, Cesar Chavez, the Wright Brothers, Colin Powell and Bill Gates.

BBC: Massachusetts: Pioneering Gove's knowledge curriculum

Juanita Woodard, Larry Woodard, Judge Henry Woods, Kathleen Woods, Bill Worthen, Kathy Worthen, Betsey Wright, Buddy Young, Chase Young, Clayton Young, Rebecca Young, Patricia Youngdahl, Sara Youngdahl.

CNN: AllPolitics - Guest List

Welch, Taylor Dinerman, Bruce Goldman, James Benenson, Roger Heinig, Mark Kellner, Barbara Cannizzo, Don Frese, Pat Eisenman, Paul Zabbo, Stephan Dejean, Daniel Lippman, Andrew Strada, Roger Wollstadt, Mordecai Bobrowsky, Ronald Butler, Dave Ceely, Wright Truesdell, John Bobek, Terry Holmes, Merv Benson and Bill Gately.

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