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Credit: Ron Hill
Wynton Marsalis warms up on the trumpet while a music student at Arts High School in Newark, N.J., plays along.
"The Whole Gritty City": Photos and video
CBS News Cultural Correspondent and jazz legend Wynton
Marsalis jams with students at Arts High School in Newark, N.J.
Marsalis hosts "48 Hours Presents: The Whole Gritty City", a poignant, feature-length documentary about the power of
music and how it can transform - and even save - young lives.