SOUTH LAKE TAHOE, Calif. - Friday night is the sixteenth night of the Cuppa Tahoe/South Lake Tahoe Library's 24-day Tahoe Reading Advent Calendar. Tonight's bedtime reader is Dr. Kyle Swanson, an orthopedic surgeon at Barton Health. "I read to expand my horizons," said Dr. Swanson. He's reading a book on astrology.