Host Meg Wolitzer presents two stories about perception and the relationship between what we see and what we believe. In “Heart of a Champion,” T.C. Boyle gives the children’s classic Lassie an affectionately humorous reboot. The reader is Kirsten Vangsness. In Jamel Brinkley’s “The Let-Out,” an unofficial street party provides a young man with an intriguing encounter, and a bit of family history. The reader is Ato Blankson-Wood.