On-air challenge: Today's theme is "C.S.I." — as in the name of the long-running TV show. You're given three words starting with the letters C, S and I. For each set, give a fourth word that can follow each of the original words to complete a compound word or a familiar two-word phrase.
Whether a shepherd, an explorer, a hunter or a fairgoer, people have been eating outside since the beginning of time.
"The dictionaries confirm the word 'picnic' first surfaced in the 18th century, so we were picnicking before we had the term," says research librarian and food historian Lynne Olver, who runs the Food Timeline website.
When Scott Johnson was a kid, he wasn't really sure what his dad did; he was either a teacher, a diplomat or a foreign service officer.
But one morning, when Johnson was 14, his father decided to tell him his real job: He was a spy for the CIA.
At first it was exciting, but as Johnson grew older, he began to wonder just how much his father was keeping from him. He tells the story of their complicated relationship in a new memoir called The Wolf and the Watchman.
Pearl S. Buck emerged into literary stardom in 1931 when she published a book called The Good Earth. That story of family life in a Chinese village won the novelist international acclaim, the Pulitzer and, eventually, a Nobel Prize. Her upbringing in China as the American daughter of missionaries served as inspiration for that novel and many others; by her death in 1973, Buck had written more than 100 books, including 43 novels.