The 'Tonight Show' host talks with Terry Gross about his new children's book, being entertaining in times of tragedy, and the biggest thing he learned from his time at 'SNL.' Also, jazz critic Kevin Whitehead shares an appreciation of Thelonious Monk, for the centennial of his birth. Author Daniel Mendelsohn says having his 81-year-old father in the college seminar he was teaching about 'The Odyssey' led to an unexpected bonding. His book is 'An Odyssey: A Father, A Son, and an Epic.'
