Tune in tonight at 7 as Andras Schiff - one of the world's supreme Bach interpreters - leads the final concert in the "Bach Variations" Festival of the New York Philharmonic. The Hungarian pianist/ conductor (a winner of the prestigious Bach Prize) leads two of the Bach keyboard concertos from the piano, and also conducts Mendelssohn's String Symphony no. 9 and Schumann's Symphony no. 4.