Gregg Rosenthal chats with rookie quarterbacks J.J. McCarthy, Caleb Williams, Jayden Daniels, Michael Penix Jr., and Spencer Rattler, each making their NFL debuts. They dive into the excitement of preseason showdowns and evaluate standout performances. McCarthy's strategies with the Vikings and Williams’ impressive debut with the Bears steal the spotlight. The conversation also touches on the importance of these initial games in shaping team rosters and expectations for the upcoming season.