NFL season to feature 17 regular-season games per team
Seahawks primed for expanded season as 17-game slate gains
Seattle Seahawks vs Pittsburgh Steelers - October 18, 2021
NFL owners approve 17-game schedule; Steelers will play host to
National Football League - Wikipedia
Preseason set to return in 2021, Broncos to face three NFC opponents
New York Jets: 17th Game Added to 2021 Schedule
Pittsburgh Steelers add home game against Seattle Seahawks in 2021
N.F.L. Officially Adds 17th Regular Season Game - The New York Times
2021 NFL Schedule: Release date, schedule changes, divisional
Ravens schedule 2021: Dates, times, TV, opponents for Weeks 1-18