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NBC News interviewing Obama

Update 4:04 p.m. ET: President Obama arrived at the interview site and greeted Brian Williams. Their interview is under way now, about 15 minutes early.

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Brian Williams, anchor and managing editor of "NBC Nightly News," is interviewing President Barack Obama in New Orleans shortly. We'll be live-blogging the interview and will have a full story shortly after it's over. Check back here here frequent updates from the interview, and watch Williams' full report tonight on "NBC Nightly News."

The interview is planned for about 4:15 p.m. ET, but exact timing is fluid because rain in New Orleans has changed some of the program for the fifth-anniversary commemoration of Hurricane Katrina.

Plus, the president made an unscheduled lunch stop at the Parkway Bakery and Tavern with his wife, Michelle, and their daughters, Sasha and Malia. We knew you'd like to know Obama had the shrimp, even though a young man in line behind him advised him to get the surf 'n' turf.

"There was a time I could do that. When I was your age.

"There was a time I could do that," Obama said. "When I was your age."