Los Angeles Chargers receiver Quentin Johnston left the SoFi Stadium field on a cart after taking a big hit on the third play ...

Third-year wide receiver Quentin Johnston was carted off the field after taking a big hit during the Chargers' 23-22 ...

Chargers WR Quentin Johnston exited Saturday's preseason game on a cart after taking a big hit that left him motionless for ...

Los Angeles Chargers wide receiver Quentin Johnston left the preseason game against the host Los Angeles Rams on a medical ...

Chargers wide receiver Quentin Johnston was taken to the hospital after a suffering a concussion in Saturday's 23-22 ...

Chargers receiver Quentin Johnston was transported to a local hospital for precautionary reasons after suffering a concussion ...

Chargers wide receiver Quentin Johnston's head bounced off the turf after he took a big hit on an incomplete pass.

Los Angeles Chargers wide receiver Quentin Johnston suffered a concussion on a hard hit from a Los Angeles Rams defensive ...

The wide receiver remained down on the field for several minutes before rising and walking under his own power to a nearby ...

Chargers head coach Jim Harbaugh confirmed that wide receiver Quentin Johnston suffered a concussion in the preseason loss to ...

The preseason battle of Los Angeles saw a starting wide receiver carted off with an injury. Here's what we know about Quentin ...