Dan Orlovsky claims that the Patriots' starting quarterback will be the one who makes the most mistakes. (1:23).Cam Newton or Mac Jones will be the Pats' starting quarterback. (1:23).The 2021 NFL Preseason was opened by the Dallas Cowboys & Pittsburgh Steelers with their Hall of Fame matchup. But preseason really starts this week as all 32 NFL teams will be on the field for Week 1.The preseason begins Thursday night with two games. The Washington Football Team travels to New England, while the Steelers take on the Philadelphia Eagles. The Julio Jones Bowl in Atlanta will host three more games, featuring the Tennessee Titans taking on Jones' former team, while Jones takes on the Atlanta Falcons. Although it is unlikely that Jones will face his former teammates again, it is possible.Saturday will host 10 games. The Denver Broncos will play the Minnesota Vikings on Saturday afternoon in a homecoming game for quarterback Teddy Bridgewater. Bridgewater was the Vikings' 2014 first-round pick and is currently competing with Drew Lock for the role of Broncos starting quarterback. Two of the NFL's newest stadiums will host their first games for fans. The Las Vegas Raiders will take on the Seattle Seahawks at Allegiant Stadium, while the Los Angeles Chargers will play at SoFi Stadium.The slate ends Sunday in Indianapolis when the Colts host Carolina Panthers. We will see how the Colts plan on replacing injured quarterback Carson Wentz, and what Sam Darnold looks in a Panthers uniform.Here are some quick linksFull schedule | Depth charts | PickCenterNFL preseason Week 1 scheduleThursday's gamesWashington at New England, 7:15 p.m. ET, NFL NetworkPittsburgh at Philadelphia, 7:15 p.m. ETFriday's gamesTennessee at Atlanta, 7:05 p.m. ETBuffalo at Detroit, 7:05 p.m. ET, NFL NetworkDallas at Arizona, 10:05 p.m. ET, NFL NetworkSaturday's gamesMiami at Chicago, 1:05 p.m. ET, NFL NetworkDenver at Minnesota, 4 p.m. ET, NFL NetworkJacksonville at Cleveland, 7 p.m. ET, NFL NetworkESPN offers fantasy football for free. ESPN has more people playing on ESPN than any other site. Create or join a league in the No. 1. Fantasy Football game Register now for a free accountNew Orleans at Baltimore, 7:15 p.m. ETNew York Jets at New York Giants, 7:35 p.m. ETCincinnati at Tampa Bay, 7:30 p.m. ETHouston at Green Bay, 8:30 p.m. ETSan Francisco at Kansas City, 8:30 p.m. ETSeattle at Las Vegas 9 p.m. ETLos Angeles Chargers at Los Angeles Rams, 10 p.m. ET, NFL NetworkSunday's matchCarolina at Indianapolis, 1. ET, NFL Network