The Chargers go through stretches before practice on Thursday, Nov. 16, 2017.

Andre Williams runs through a drill in practice on Thursday, Nov. 16, 2017.

Branden Oliver makes a cut in a drill during practice on Wednesday, Oct. 15, 2017.

Derek Watt runs through a drill at practice on Thursday, Nov. 16, 2017.

Damion Square flexes and Whitney Richardson crosses his arms before practice on Wednesday, Oct. 15, 2017.

Andre Williams makes a cut around a cone during practice on Wednesday, Oct. 15, 2017.

Damion Square engages a dummy in a drill during practice on Wednesday, Oct. 15, 2017.

Melvin Gordon sidesteps a bag during a drill in practice on Thursday, Nov. 16, 2017.

Austin Ekeler prepares to enter the gauntlet during practice on Wednesday, Oct. 15, 2017.

Anthony Lynn gives instruction to the running backs during practice on Wednesday, Oct. 15, 2017.

Austin Ekeler dodges the final dummy to complete the gauntlet at practice on Wednesday, Oct. 15, 2017.

Brandon Mebane runs through a defensive line drill as his teammates wait their turn on Wednesday, Oct. 15, 2017.

Melvin Ingram makes his way onto the field for practice on Wednesday, Oct. 15, 2017.

Jeremiah Attaochu dips around a dummy in a drill during practice on Wednesday, Oct. 15, 2017.

Melvin Gordon stretches before practice on Wednesday, Oct. 15, 2017.

Keenan Allen makes a catch during practice on Wednesday, Oct. 15, 2017.

Denzel Perryman flexes before practice on Thursday, Nov. 16, 2017.

Denzel Perryman tips a football to Korey Toomer in a drill at practice on Wednesday, Oct. 15, 2017.

Melvin Gordon emerges from the gauntlet during practice on Wednesday, Oct. 15, 2017.

Derek Watt reaches out to make a catch in practice on Wednesday, Oct. 15, 2017.

Craig Mager watches the football in to make a catch during practice on Wednesday, Oct. 15, 2017.

Melvin Gordon prepares to make a catch during practice on Wednesday, Oct. 15, 2017.

Desmond King drops back into coverage during practice on Wednesday, Oct. 15, 2017.

Jeremiah Attaochu pursues a donut in a drill during practice on Thursday, Nov. 16, 2017.

Joey Bosa engages a dummy in a drill during practice on Wednesday, Oct. 15, 2017.

Korey Toomer leaps to make a catch in a drill during practice on Wednesday, Oct. 15, 2017.

Hunter Henry looks over his shoulder to make a catch in practice on Wednesday, Oct. 15, 2017.

Artavis Scott turns to make a catch at practice on Wednesday, Oct. 15, 2017.

Mike Williams leaps to make a catch while being harrassed at practice on Wednesday, Oct. 15, 2017.

Denzel Perryman and Darius Philon pose before practice on Wednesday, Oct. 15, 2017.

Melvin Ingram works on his hands during practice on Wednesday, Oct. 15, 2017.

Tyrell Williams watches in the football for a catch at practice on Wednesday, Oct. 15, 2017.

Mike Windt runs through a drill in practice on Thursday, Nov. 16, 2017.

Melvin Gordon runs through a drill in practice on Thursday, Nov. 16, 2017.

Austin Ekeler runs through a drill at practice on Thursday, Nov. 16, 2017.

Melvin Gordon makes a cut during practice on Wednesday, Oct. 15, 2017.

Casey Hayward accelerates towards a dummy as his teammates look on in practice on Thursday, Nov. 16, 2017.

Tyrell Williams wraps up a dummy in practice on Thursday, Nov. 16, 2017.

Joey Bosa engages a sled during practice on Thursday, Nov. 16, 2017.

Darius Philon engages a sled at practice on Thursday, Nov. 16, 2017.

Brandon Mebane engages the sled during practice on Thursday, Nov. 16, 2017.

Isaac Rochell engages a sled at practice on Thursday, Nov. 16, 2017.

Tenny Palepoi engages the sled during practice on Thursday, Nov. 16, 2017.

Melvin Ingram engages a sled at practice on Thursday, Nov. 16, 2017.

Joey Bosa reaches for a rolling donut in a drill during practice on Thursday, Nov. 16, 2017.

Damion Square squats before starting a drill in practice on Thursday, Nov. 16, 2017.