The Chargers were the first team to open training camp this season, and they also have a lot of movement with their roster. Mike Williams informed the Chargers on Thursday that he plans to retire, and running back Najee Harris was placed on the active/non-football list due to an eye injury.

The Chargers officially announced on Thursday that they’ve placed running back Najee Harris on the non-football injury list.

Chargers Head Coach Jim Harbaugh and quarterback Justin Herbert took the podium at The Bolt on Day 1 of Chargers Training Camp. Below are three takeaways from their media availability Thursday:

Chargers' Najee Harris sustains superficial eye injury due to a fireworks mishap on July 4th but is expected to be ready for the NFL season.

The Pittsburgh Steelers have running back action to fill this season after Najee Harris left for the Los Angeles Chargers. They know they can count on returner Jaylen Warren. And they hope they can count on rookie Kaleb Johnson from Iowa. But they also added another RB this offseason: Kenneth Gainwell.

As the Los Angeles Chargers open training camp with rising expectations under head coach Jim Harbaugh, the spotlight is already shining on two prominent offseason additions — running back Najee Harris and wide receiver Mike Williams — both of whom are navigating injuries with vastly different outlooks.

Pro Bowl running back Najee Harris explained why he left the Steelers and signed a contract with the Chargers during the NFL’s free agency period.

Pittsburgh Steelers running back Najee Harris surpassed the 1,000-yard rushing mark for the fourth season in a row during Wednesday’s loss against the Kansas City Chiefs.