SCOTT SIMON, host: This is WEEKEND EDITION from NPR News. I'm Scott Simon. Hurricane Irene has arrived. The storm has already struck parts of North Carolina. Some 200,000 people there are without power. Homeland Security Secretary Janet Napolitano urged caution as Irene moves up the East Coast.
Secretary JANET NAPOLITANO (HOMELAND SECURITY): Irene remains a large and dangerous storm. People need to take it seriously, people need to be prepared.
SCOTT SIMON, host: New York City officials have ordered the mandatory evacuation of roughly 370,000 people who live in low-lying areas of the city. Mayor Michael Bloomberg says that everybody living there should be gone by 5 pm today.
MICHAEL BLOOMBERG: Now, we've never done a mandatory evacuation before and we wouldn't be doing it now if we didn't think this storm had the potential to be very serious.
At an annual economic symposium in Jackson Hole this week, Federal Reserve Chairman Ben Bernanke offered an upbeat assessment about the country's long-term prospects for economic growth. NPR's Scott Horsley talked with officials and academics at the symposium about economic growth in tight fiscal times.
SCOTT SIMON, host: This is WEEKEND EDITION from NPR News, I'm Scott Simon. Libyan rebels say they've secured most of Tripoli and taken a key border crossing to Tunisia. That crossing is vital to getting food and supplies into the Libyan capital where the human situation is growing dire. Members of the rebel council in Benghazi say they're relocating to Tripoli where they will set up an interim government that will rule Libya into 2012. NPR's Soraya Sarhaddi Nelson is in the rebel stronghold of Benghazi. Soraya, thanks for being with us.