Pete Nowlen, whose VITA Symphony Orchestra will perform Saturday at CSUS, has two audiences to serve. First there is the classical-music audience that comes to hear and enjoy this group of emerging professional musicians. Then there is the group of artists themselves. VITA stands for Vocal and Instrumental Teaching Artists -- and Nowlen helps to guide the musicians into a successful, satisfying career. Saturday's program "all flows from (Antonin Dvorak's) New World Symphony," Nowlen said. ... jimcarnes