New Jersey officials cannot put a stop to sports wagers, but they hope to “shine a light” on it by asking a court to legalize sports betting at casinos and racetracks, a lawyer said in a high-stakes hearing Wednesday before a federal appeals court. Gov. Chris Christie wants to tap into the multi-billion dollar sports betting industry but must first get around a 1992 federal law that limits sports betting to Nevada and three other states. The U.S. Justice Department, the NCAA and the four major pro sports leagues oppose the move. And a federal judge this year sided with…