![Presidential pets can breed controversy. A dog was once suspected of being a spy](https://cdn.newsserve.net/en/knowledge/White-House_20190123.jpg)
Presidential pets can breed controversy. A dog was once suspected of being a spy
Historically, pets — everything from birds to cats to dogs — have been part of the White House. And Biden's dog Commander isn't alone. More than a few have ended up embroiled in some controversy.
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