North Jersey – Atlantic City’s 12 casinos saw their collective earnings fall by nearly 45 percent in the second quarter of 2013, state regulators said Thursday. According to figures released by the state Division of Gaming Enforcement, the casinos made just over $65 million in profits during the second quarter, down from nearly $118 million in the same period last year. The biggest gain was posted by the Tropicana Casino and Resort, whose quarterly profits were up nearly 28 percent to $12.6 million. Caesars Atlantic City had a quarterly profit of $24.2 million, up 17.4 percent from last year’s second-quarter…