600-Acre southern Arizona fire fully contained

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By Christina O'Haver By Christina O'Haver

SIERRA VISTA, Ariz. (AP) -- Fire officials say a lightning-caused blaze that has scorched more than 550 acres on a large ranch in Cochise County in southeastern Arizona is now fully contained.

Authorities say crews are monitoring the O'Donnell Fire about 3 miles southeast of Elgin northwest of Fort Huachuca.

No structures or residents are threatened.

The fire was spotted at about 3 p.m. Saturday.