A Chinese-born U.S. Navy sailor betrayed the U.S. on behalf of his birth nation by selling military secrets to a Chinese spy while assigned to a San Diego-based warship, a federal prosecutor told a jury Tuesday during opening statements of the sailor’s espionage trial in San Diego federal court. Jinchao “Patrick” Wei, 25, is accused of seven counts of conspiracy, espionage and charges related to unlawfully sending defense information to a foreign government. Federal prosecutors also contend