WHYY NEWSWORKS

Ask Larry Krasner, who's never worked as a prosecutor, why he's the right guy to be Philadelphia's next district attorney, and he has a ready answer.

"Because I've never been a prosecutor," he says.

There's more to it than that, but the heart of Krasner's pitch is that the ingrained culture of the district attorney's office has been so wrong-headed for so long that only someone free from its influences can bring the kind of change Philadelphia needs.