SUNNYVALE (CBS SF) – Sunnyvale city officials are warning dog owners to keep an eye on their pets after receiving reports of rat poison at a dog park.

Open bait boxes of commercial rat poison were reported in two separate instances at Las Palmas Dog Park at 850 Russet Drive, city officials said.

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City staff promptly removed the boxes that were reported and no dogs have been reported injured, officials said.

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Anyone with information regarding the source of the poison is asked to call Sunnyvale Animal Control at (408) 730-7178

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