The CSI of dog poop makes nearly $7 million a year
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The CSI of dog poop makes nearly $7 million a year
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The CSI of dog poop makes nearly $7 million a year

Eighty-year-old entrepreneur Tom Boyd came out of retirement to start PooPrints, a business that analyzes the DNA in dog poop, so apartment managers can catch residents who aren't picking up after their dogs.
03:13
Tue, Dec 18 20182:34 PM EST