This week's "Sunday Morning" hosted by Mo Rocca features Rocca's cover story on the "Lavender Scare," the federal government's decades-long policy of purging homosexual government employees. Plus: Chip Reid talks with CNN's chief White House correspondent Jim Acosta, author of the book "The Enemy of the People: A Dangerous Time to Tell the Truth in America"; Anthony Mason sits down with singer Gloria Gaynor; David Martin talks with David Eisenhower, whose grandfather, Gen. Dwight D. Eisenhower, led the greatest sea and air invasion in military history, the D-Day landing at Normandy; Lee Cowan chats with actor Kevin Bacon; and Faith Salie meets up with "Book of Mormon" star Andrew Rannells.