Authorities report development in Laci Peterson disappearance

Modesto, California-AP -- Police in Modesto, California, say there's been a significant development in the case of Laci Peterson, the pregnant woman who'd gone missing Christmas Eve.

Police are planning a news conference for six p-m Pacific time.Authorities have been waiting for D-N-A tests to see if her body is one of two pulled from San Francisco Bay this week.The second body is that of an infant.Laci Peterson hasn't been seen since Christmas Eve, when her husband says he left her to go fishing.Scott Peterson says he used a marina about three miles from where the two bodies were found.

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