Randy Shilts; Joseph Shabalala; Ending Apartheid

Acclaimed journalist Randy Shilts shares his book, "Conduct Unbecoming: Gays & Lesbians in the U.S. MIlitary." Joseph Shabalala, leader of Ladysmith Black Mambazo, talks about his music, his relationship with Paul Simon, and his musical, "Song of Jacob Zulu." Diplomat Chester Crocker and musician Joseph Shabalala discuss America's policy of "constructive engagement" to end apartheid in South Africa and whether it was effective.