Dallas ruled DeMarvion Overshown out against Green Bay. Here is what the late change means for Jaishawn Barham, the Cowboys defense and fantasy lineups.

Twelve players do not always produce the same whistle. Learn the NFL huddle, formation and snap tests, substitution protections and the special kickoff holder exception.

A defender cannot imitate the snap count to disrupt the offense. Learn the NFL disconcerting signals rule, how it differs from defensive delay of game, and two examples.

Green Bay activated Savion Williams and placed Skyy Moore on injured reserve. Here is the Week 6 role, fantasy impact and Cowboys matchup outlook.

Kyler Gordon is active for Chicago at Atlanta after Saturday's PUP activation.

Jacory Croskey-Merritt is out Monday with a groin injury. Here is how Rachaad White, Austin Ekeler and Jeremy McNichols reshape Washington’s Week 6 backfield.

Pat Freiermuth is active against Tampa Bay after being added to Pittsburgh's injury report Saturday with a calf issue.

Ja'Kobi Lane is active against Cleveland after Baltimore activated him from injured reserve.

Tripping applies to runners and blockers alike. Learn the NFL leg or foot test, the 15 yard penalty, two realistic examples and the narrow replay assist correction.

A kick block can be illegal without contact with the kicker. Learn the NFL running start restriction, the stationary exception, leverage and two field goal examples.