A file photo shows from left, Pete Seeger, his grandson Tao Rodriguez-Seeger, Bruce Springsteen, will.i.am, and Samuel L Jackson perform at the We Are One: Opening Inaurgural Celebration at the Lincoln Memorial in Washington.
/
Musician Pete Seeger sings Amazing Grace during a concert celebrating his 90th birthday in New York in May 2009.
/
President Clinton presenting folk musician Pete Seeger with a 1994 National Medal of Arts at the White House.
/
This 1994 file photo shows actor Kirk Douglas, standing from left, singer Aretha Franklin, singer Peter Seeger and seated from left, director Harold Prince and composer Morton Gould pose for photographers after a dinner at the State Department in Washington. The dinner was to honour them as recipients of the Kennedy Center Honours of 1994.
/
This file photo from 2011 shows Pete Seeger, 92, marching with nearly a thousand demonstrators sympathetic to the Occupy Wall Street protests for a brief acoustic concert in Columbus Circle in New York.
/
This file photo shows Pete Seeger, left, age 74, who hadn't sung with Burl Ives, right, age 84, for at least 40 years, singing together in a rehearsal.
/
This file photo shows folk singer Pete Seeger, left, performing at the Rally for Détente at Carnegie Hall in New York.
