Larry King and Shawn Southwick-King

Larry King filed for divorce Wednesday from wife Shawn Southwick-King, TVGuide.com has confirmed.

King has been married eight times. The couple, who were wed in 1997, have two children, 11-year-old Chance and 9-year-old Cannon.

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The 76-year-old Larry King Live host is seeking joint custody, according to TMZ, which first reported news of the divorce.

"His major concern is the welfare of his children and beyond that, he will have no further comment," said Harry Rubenstein, King's rep.