Mark Memmott

Good morning. There's a lot going on today, so we'll be quick with the top headlines, including some of the news we've already posted about:

-- "Irene On Track To Soak N.C., Barrel North Toward New York."

-- "Explosion At U.N. Building In Nigeria; Bomb Suspected."

Though "nervous investors" are waiting anxiously to hear what Federal Reserve Chairman Ben Bernanke has to say later this morning when he speaks at the Federal Reserve Bank of Kansas City's annual economic policy conference in Jackson Hole, Wyo., in reality he "isn't likely to break much new monetary-policy ground," The Wall Street Journal's

As Libya's Transitional National Council prepares to move its leadership from the eastern city of Behghazi to Tripoli, Moammar Gadhafi remains "on the run with his regime in tatters," NPR.org writes this morning.

Breaking news from The Associated Press:

"A large explosion struck the United Nations' main office in Nigeria's capital Friday, flattening one wing of the building in Abuja. A U.N. official in Geneva called it a bomb attack.

" 'I saw scattered bodies,' said Michael Ofilaje, a UNICEF worker at the building. 'Many people are dead.' He said it felt like 'the blast came from the basement and shook the building.' "

Though Hurricane Irene has weakened slightly and its projected track has been nudged east just a bit, it's still headed for what could be a devastating collision with the East Coast of the U.S. that will affect tens of millions of people from North Carolina to New England over the weekend.