GOSHEN, Ind. – He comes out of the car like an extension ladder, those long, skinny legs unfolding one at a time as he wobbles to his feet. He’s in a Petco parking lot in northeast Indiana, standing ...

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PHILADELPHIA (CBS) -- As a canine behavior specialist, I am always asked these types of questions: "Why is my dog afraid of my husband in a baseball cap?" or "Why is he barking at my friend who he ...