Opposition troops deploy tanks to push back an assault by Muammar Gaddafi’s forces on Ajdabiya.
Rebels and allies debate next move as Gaddafi maintains control.
Libya’s Muammar Gaddafi makes a rare public appearance.
Allies debate sending weapons after series of setbacks at the hands of Gaddafi forces.
A Libyan government official traveled to Europe to discuss an end to the fighting.
The Obama administration dropped his financial sanctions to encourage other senior aides to abandon Libyan leader Muammar Gaddafi.
