LAS VEGAS—Casinos are the lifeblood here in Vegas and exhibit some of the most sophisticated physical security measures to detect fraud and theft. But one of the biggest challenges for casinos is turning the copious amounts of data they collect from disparate systems into usable information, said Darrin Hoke, director of surveillance at L'Auberge du Lac Hotel & Casino in Lake Charles, La., during a premier education session at the ISC West International Security Conference & Exposition here on April 5.