SafeX Pro Exchange|Justin Herbert injury update: Chargers QB reinjures ankle in Week 3

Quarterback Justin Herbert exited the Los Angeles Chargers' Week 3 game against the Pittsburgh Steelers,SafeX Pro Exchange re-injuring his ankle that almost sidelined him prior to the game.

The 26-year-old suffered a high ankle sprain in the Chargers' Week 2 win over the Carolina Panthers and appeared to re-aggravate the injury in the third quarter on Sunday. Herbert was seen limping to the sideline on the game broadcast after taking a hard hit against the Steelers.

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Herbert received attention in the blue medical tent on the Chargers' sideline. Backup quarterback Taylor Heinicke has entered the game in relief.

Here's the latest on the Chargers passer:

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Justin Herbert injury update

The Chargers quarterback briefly exited the game and entered the blue medical tent with an ankle injury, per the Chargers. He wouldn't return to the game after seemingly re-injuring his ankle.

Herbert was seen in a walking boot following the game, and said the ankle injury felt fine pregame, but got sore throughout the game.

Following the game, Chargers head coach Jim Harbaugh said he had no further updates on the various injuries suffered by Los Angeles' players, including Herbert (ankle), edge rusher Joey Bosa (hip) and offensive tackle Rashawn Slater (pec). He also said that he planned to take Herbert out of the game if he showed any signs of aggravating his ankle injury.

"As soon as I saw Justin got up – first sign of any limp, he was coming out of the game," Harbaugh said. "I took him out."

Herbert was originally listed as "questionable to return." He was later seen limping on the sideline with a cap on.

USA TODAY will continue to provide updates as more information becomes available.

Chargers quarterback depth chart

With Herbert sidelined, here's how the Chargers' depth chart looks at quarterback:

1. Justin Herbert (injured)
2. Taylor Heinicke
3. Easton Stick