As the United States marks its 250th anniversary, its founding promises, identity and place in the world are being fiercely debated. As the Festival America in Vincennes gets underway, we're putting that question to two acclaimed novelists: New Yorker Taffy Brodesser-Akner, author of "Long Island Compromise", and Lebanese-American writer Rabih Alameddine, whose novel "The True True Story of Raja the Gullible (and His Mother)" won the 2025 National Book Award for Fiction.