GOUVERNEUR, ST. LAWRENCE CO. (AP) -- State police say a 4-year-old boy apparently drowned in a swimming pool during a family picnic in upstate New York.

Thomas Vanschaick of Lisbon was found under the solar cover in an above-ground pool after relative noticed he'd gone missing at about 7 p.m. Sunday in the St. Lawrence County town of Gouverneur.

The unconscious boy was taken a local hospital and pronounced dead.

An autopsy is scheduled for Monday.

The investigation is continuing.

Gouverneur is about 100 miles north of Syracuse.

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