Nevada gaming revenue was up almost 1.2 percent in April compared with the same month a year ago. The Gaming Control Board says casinos won more than $876.1 million, with Las Vegas Strip casinos raked in more than half of that revenue. Winning was down in Reno 4.8 percent, to nearly $47.7 million, and at Stateline on the south shore of Lake Tahoe it was down almost 4.6 percent to nearly $13.3 million.