Article Photos: Fresh fighting erupts between Libya rebels, regime 36/43

  Moammar Gadhafi's son, Seif al-Islam waves to troops loyal to his father in Tripoli, Libya, Tuesday, Aug. 23, 2011. Al-Islam, who was earlier reported arrested by Libya's rebels, turned up early Tuesday morning at the hotel where foreign journalists stay in Tripoli, then took reporters in his convoy on a drive through the city. (AP Photo/Dario Lopez-Mills)