Marines drop ordnance as part of a live-fire exercise.
Libyan Rebels Claim Gaddafi Son Killed
A Libyan rebel spokesman has claimed that Khamis Gaddafi, Muammar Gaddafi's youngest son, has been killed by a NATO airstrike in the western town of Zlitan. Neither the Libyan government nor NATO have confirmed the news. Al Jazeera's Andrew Simmons reports from Misrata, Libya.