The Woodstock tapes, revealed

A new CD box set, "Woodstock 50: Back to the Garden," captures virtually every minute of audio from the 1969 music festival, from the performers to P.A. announcements and audience interactions. In an exclusive visit to the Warner Music Vault in Los Angeles, "Sunday Morning" producer Sara Kugel talked with music producer Andy Zax and audio engineer Brian Kehew about canvassing the archive's rare holdings to create a 36-hour magnum opus chronicling an unparalleled event in music history: "Woodstock 50: Back to the Garden." Subscribe to the "CBS Sunday Morning" Channel HERE: http://bit.ly/20gXwJT Get more of "CBS Sunday Morning" HERE: http://cbsn.ws/1PlMmAz Follow "CBS Sunday Morning" on Instagram HERE: http://bit.ly/23XunIh Like "CBS Sunday Morning" on Facebook HERE: http://on.fb.me/1UUe0pY Follow "CBS Sunday Morning" on Twitter HERE: http://bit.ly/1RquoQb Follow "CBS Sunday Morning" on Google+ HERE: http://bit.ly/1O3jk4x Get the latest news and best in original reporting from CBS News delivered to your inbox. Subscribe to newsletters HERE: http://cbsn.ws/1RqHw7T Get your news on the go! Download CBS News mobile apps HERE: http://cbsn.ws/1Xb1WC8 Get new episodes of shows you love across devices the next day, stream local news live, and watch full seasons of CBS fan favorites anytime, anywhere with CBS All Access. Try it free! http://bit.ly/1OQA29B --- "CBS Sunday Morning" features stories on the arts, music, nature, entertainment, sports, history, science, Americana and highlights unique human accomplishments and achievements. Check local listings for CBS Sunday Morning broadcast times.