Mark Memmott

Good morning.

The fight for control of Tripoli continues, as we reported earlier. From Libya, NPR's Lourdes Garcia-Navarro reports that what had looked like it might be a quick victory for opponents of Moammar Gadhafi is turning into what could be "a bitter, difficult battle."

The situation in Libya remains very fluid. As NPR's Lourdes Garcia-Navarro said on Morning Edition, there was "a stunning turn of events" on Monday.

As opposition forces have moved into Tripoli, they've gotten into some of the Iraqi military's weapons depots. But they haven't necessarily secured all the military hardware, leaving some of it vulnerable to those who might try to sell it on the black market.

Here's one wealthy man's response to billionaire Warren Buffett's recent op-ed piece that made the case for raising taxes on the wealthy. Harvey Golub, former CEO of American Express, disagrees:

Events are moving quickly in Libya, where over the weekend opposition forces entered Tripoli. They may be closing in on leader Moammar Gadhafi, though there's no certain word on his whereabouts.

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As we write this at 8 a.m. ET, here are some of the latest headlines: