VIDEO : Jimmy Page and Robert Plant to Testify Today in 'Stairway to Heaven' Copyright Lawsuit

Members of Led Zeppelin will be back in court Thursday to fight accusations they stole music for an iconic song. Rock legends Jimmy Page and Robert Plant will be in the courtroom. A lawsuit claims the opening riff of "Stairway to Heaven" was stolen from another band. Carter Evans reports from outside the studio where that song was recorded.