This article was originally published on www.si.com/nfl/chargers as Chargers rookie Tre Harris clears the biggest hurdle with Justin Herbert already. The Los Angeles Chargers are getting in game mode as the team will have their first preseason meeting at the Hall of Fame Game against the Detroit Lions.

Los Angeles Chargers rookie wide receiver Tre Harris explains why training camp with the Chargers so far has been "a significant jump" compared to his time playing football at the collegiate level.