Would you return the money in this scenario?

This scenario happened in an episode of Nickelodeon's Doug back in the 90s. Doug finds an envelope full of money outside a bank. The total amount is about $15,000. Being the good guy he is, Doug immediately turns the money into the police (most of his family and friends make fun of him for this).

30 days pass and no one claims the money, meaning the $15k now legally belongs to Doug. However, after this he sees a news story of an old woman who says she lost her money. The...

Would you return the money in this scenario?