Every dog owner has done it. You pick it up. You squint at it. You think, "Is that… normal?" And then you immediately wish you had never looked that closely in the first place. But here's the truth.

BROOKLYN (WABC) -- Park-goers in Brooklyn are complaining about off-leash dogs taking over Green Central Knoll Park. They say the pets are ruining ballfields and leaving behind waste, but dog owners ...