Before captivating audiences as “Elphaba” in the hit Broadway musical Wicked, Jessica Vosk was crunching numbers on Wall Street. But after being plagued by panic attacks, the actress and singer decided to take a leap of faith, and pursue her life-long dream of performing. In a candid conversation with NBC News’ Kate Snow, Vosk reflects on the risks she took, her latest Broadway production, the American Idol audition that nearly ended her dream before it began.