This article was originally published on www.si.com/nfl/chargers as Chargers' Jim Harbaugh blames everyone but Justin Herbert for QB's struggles.

Justin Herbert has blue eyes. On Thursday, the Los Angeles Chargers QB's eyes were red, and that's how he plans to keep things all season long. Herbert shared with local media at Chargers training camp that he's wearing contact lenses that provide UV protection.

EL SEGUNDO, Calif. (AP) — Los Angeles Chargers quarterback Justin Herbert is testing out tinted contact lenses as training camp opens. He wore them Thursday under sunny skies after trying them out earlier in the week while working with the team’s rookies.