
Rebels opposed to Libyan leader Moammar Gadhafi celebrate the freedom of the Libyan city of Benghazi on Sunday, Feb. 27, 2011. President Obama has called on Col. Gadhafi to relinquish power immediately, saying he has lost the legitimacy to rule with his violent crackdown on his own people. (AP Photo/Hussein Malla)

A Libyan youths looks at a portrait of Libyan leader Moammar Ghadafi which he set alight in a destroyed conference room inside the Brega oil complex, in Brega, eastern of Libya, Saturday, Feb. 26, 2011. The embattled regime of Moammar Gadhafi is arming civilian supporters to set up checkpoints and roving patrols around the Libyan capital to control movement and quash dissent, residents said Saturday. (AP Photo/Hussein Malla)

Chinese citizens wait aboard the "Palermo Grimaldi" ferry at the harbor in Valletta, Malta, Saturday, Feb. 26, 2011, after being evacuated from Benghazi, Libya. (AP Photo/Gregorio Borgia)

U.N. Secretary-General Ban Ki-moon greets Libya's U.N. ambassador, Mohamed Shalgham, after a meeting of the Security Council at the United Nations in New York on Friday, Feb. 25, 2011. (AP Photo/Frank Franklin II)

Passengers disembark from a ferry carrying Americans and other foreigners which arrived at the harbor in Valletta, Malta, Friday, Feb. 25, 2011. The Maria Dolores ferry left Tripoli's As-shahab port on an eight-hour trip to Valetta. Its passengers, at least 167 U.S. citizens and 118 other foreigners, have been aboard the catamaran since Wednesday in their quest to escape Libya's escalating turmoil, but rough seas prevented the ferry from leaving. (AP Photo/Gregorio Borgia)

A man walks through roadblocks made by residents in the Tajoura district of eastern Tripoli, Libya, Saturday, Feb. 26, 2011. Residents there have blocked many streets with roadblocks after protesters demanding Moammar Gadhafi's ouster came under a hail of bullets Friday when pro-regime militiamen opened fire to stop the first significant anti-government marches in days in the Libyan capital. (AP Photo/Ben Curtis)

Egyptian protesters gather to demand Libyan leader Moammar Gadhafi step down during demonstrations in Tahrir Square in Cairo Friday, Feb. 25, 2011. (AP Photo/Kevin Frayer)

Protesters shout slogans against Libyan leader Moammar Gadhafi during a demonstration at the court square, in Benghazi, Libya, on Friday Feb. 25, 2011. (AP Photo/Hussein Malla)

A Libyan protester holds up a sign as she shouts slogans against Libyan leader Moammar Gadhafi during the demonstration before Friday prayers, in Benghazi, Libya, on Friday Feb. 25, 2011. (AP Photo/Hussein Malla)