A rising talent with the requisite good looks and plenty of on screen charisma, Jay Hernandez had one of those serendipitous experiences that led to his career. While riding an elevator in a high rise in his native Los Angeles, the young man was approached by talent manager Howard Tyner who suggested Hernandez had what it took to have a successful career in Hollywood. In 1998, he made his TV series debut as Antonio Lopez, one of the high school basketball players, in the NBC Saturday morning teen sitcom "Hang Time," and stayed with the show for two seasons. Departing NBC, Hernandez moved to