Yakov Dubin is not likely to do anyone a good deed for a while, if ever again. Society has the New York City Police Department to thank for that. Dubin, 49, was acting more like a Good Samaritan than a petty thief when he was busted by plainclothes officers recently after taking $27 from an old purse he found lying in a local park. Police had left the money in the handbag, which Dubin described as...