‘Fiddler on the Roof’ lyricist on how it became a sensation

A half century after its premiere, the songs of “Fiddler On The Roof” are known around the world. The musical’s lyricist Sheldon Harnick, 92, is set to receive a lifetime achievement award this Sunday at the 70th annual Tony Awards on Sunday. He spoke with the NewsHour’s Zachary Green about the story behind some of Broadway’s most famous numbers.