ATLANTIC Metropolis, N.J. (AP) — Diversifying an organization or an field can be only half the struggle: The trick is preserving it numerous. A little about a 12 months ago, Atlantic Metropolis was celebrating a wave of female management in its casino field. 4 of the 9 casinos had women in the prime occupation, a superior-h2o mark for the resort metropolis and for quite a few other on line casino markets in the state as very well. But it didn’t last. In months, a single of the 4 was replaced by a gentleman when new owners took over Bally’s on line casino. And before this month, the head of the…