Seif al-Islam Kadhafi appears in front of supporters and journalists at his father's residential complex in the Libyan capital Tripoli in the early hours of August 23, 2011.
Tripoli: Seif al-Islam Kadhafi, the son of Libya's late longtime ruler, has been killed by gunmen, his adviser told the media on Tuesday, with relatives confirming his death.
Abdullah Othman Abdurrahim told al-Ahrar TV channel that Seif al-Islam was killed in his house by a group of four unidentified men.
"Four armed men stormed the residence of Seif al-Islam Kadhafi after disabling surveillance cameras, then executed him," Abdurrahim was reported as saying.