On Saturday, October 1, hundreds of people gathered at Greeley Square, in New York City, to join the celebration of author Rick Riordan’s newest book from the best-selling Heroes of Olympus series, The Son of Neptune. The crowd was filled with Rick Riordan fans dressed as demigods, monsters and other characters from his books. TFK Kid Reporter Linda Tong was on the scene to chat with Riordan about his new book. Watch the video interview above. (Videography by Cathy Wang / Editing by Kelli Plasket)