Belgacem Haftar, son of eastern Libya's military chief Khalifa Haftar, touted in an interview with AFP what he called a push to make up for more than 40 "lost years" under Muammar Gaddafi.
Seif al-Islam Gaddafi was shot dead on Tuesday in the northwestern city of Zintan.
AU Commission chair Mahmoud Ali Youssouf condemns killing of Libya's political leader Saïf al-Islam Gaddafi, urges calm, rule of law and investigations into the attack.
Saif al-Islam Gaddafi, the son of Libya’s late leader Muammar Gaddafi, was shot dead on Tuesday after armed men stormed his home in Zintan, western Libya, according to his lawyer and local media.