Winston and his human family were part of a Duke University study in which everyone was tested. The mother, father, son and Winston all tested positive. Meanwhile, the daughter, another dog and a cat all tested negative. Winston's owner, Heather McLean, says she noticed Winston was coughing and sneezeing, and didn't want to eat.
The CDC says there is still no evidence that dogs can spread the coronavirus, but urges pet owners to keep dogs away from other people and animals outside the house. (NBC News)