Photos: Talented young musicians perform at the Hollywood Bowl

Conductor Joshua Weilerstein leads the L.A. Philharmonic at the Hollywood Bowl.  (Lawrence K. Ho / Los Angeles Times)

Trumpet soloist Alison Balsom performs with the L.A. Philharmonic, conducted by Joshua Weilerstein.   (Lawrence K. Ho / Los Angeles Times)

Joshua Weilerstein conducts the L.A. Phil with trumpet soloist Alison Balsom and guitarist Milos Karadaglic.  (Lawrence K. Ho / Los Angeles Times)