Mark Steines

Mark Steines, the former Entertainment Tonight host who now appears on the Hallmark Channel's Home & Family, is separating from his wife, Us Weekly reports.

Steines and Leanza Cornett, an actress and former Miss America winner, have been married for 17 years and have two children — Kai Harper, 10, and Avery "A.J." James, 9.

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"After a great deal of thought and consideration, we have decided to dissolve our 17-year marriage," the couple said in a joint statement to the magazine. "At this time our concern is for our boys as we help them with this difficult transition."

Steines left Entertainment Tonight in 2012.