Grateful Dead’s Bob Weir: Truly classic rock

Recently, at Washington, D.C.’s Kennedy Center, black tie met tie dye when the National Symphony Orchestra shared the spotlight with Grateful Dead co-founder Bob Weir and his band, Wolf Bros. Correspondent John Blackstone talks with Weir about bringing new life to the Dead’s music, by going from a six-piece jam band to a 60-piece orchestra, blending culture with counter-culture.