One hundred years in the making, the National Museum of African American History and Culture will open on Saturday in Washington. The museum presents history through objects both celebratory and sobering -- showcasing everything from Michael Jackson’s fedora to a pair of shackles discovered aboard a sunken slave ship. Gwen Ifill tours the exhibitions and speaks with the people responsible.

Donald Trump and Hillary Clinton will square off in their first presidential debate on Monday. What should the role of the moderator be? "Every debate moderator tries to figure a way to get past the speeches," Gwen Ifill, moderator of the VP debates in 2004 and 2008, told students at Colorado College. "It's a rare opportunity to see a contrast between the two candidates on any issue."

TIME Magazine detailed Donald Trump's campaign troubles this week with a cover story called simply "Meltdown." Washington Bureau Chief Michael Scherer explains the choice. Plus, with a little more than a month before the presidential debates begin, Donald Trump has yet to say whether he'll participate. His concerns include potential moderators.

In Syria, a senior ISIS leader is dead and his wife was taken into U.S. military custody. What’s next for her? Nancy Youssef of The Daily Beast reports. Plus, a bomb threat forces press members to evacuate the White House Briefing Room.

How did the U.S. claim jurisdiction over a global soccer scandal? Carrie Johnson of NPR reports on the role of U.S. banks in the FIFA investigation. Plus, John Harwood of CNBC and The New York Times gives a behind-the-scenes look into Hillary Clinton's 2016 campaign. And CNBC and Slate Magazine's John Dickerson previews what's to come come as he becomes the new host of “Face the Nation.”

NewsHour audiences know Jeffrey Brown for his reporting on breaking news, as well as on books, culture and poetry. Now he's the author of his own collection of poetry, aptly titled "The News." Gwen Ifill sits down with Jeff to discuss his work.

Scott Simon is known as the voice of NPR’s Weekend Edition Saturday, but he also gained an audience when he used Twitter to document his mother’s final days. His 140-character observances of the life and death of his mother led to a new book, “Unforgettable: A Son, A Mother and the Lessons of a Lifetime.” Simon joins Gwen Ifill for a conversation.

On the Webcast Extra, with Thanksgiving just around the corner, our panelists pause to think about why they're thankful. From family to politics and even bike lanes, 2014 has been a good year for our panelists. We, at Washington Week, are thankful for you, our viewers, and hope you all have a wonderful Thanksgiving!

Comcast is making a bid to buy Time Warner for $45 billion. If approved, Comcast will extend its geographic reach and control nearly 30 percent of all paid cable subscribers in the United States. Gwen Ifill learns more about the motivation behind the deal and possible changes for consumers from Edmund Lee of Bloomberg News.