Adaptable Saints take on Falcons with a new starting QB

New Orleans Saints running back Alex Armah (40) celebrates his touchdown with running back Mark Ingram (14) in the first half of an NFL football game against the Tampa Bay Buccaneers in New Orleans, Sunday, Oct. 31, 2021. (AP Photo/Derick Hingle)

Atlanta Falcons quarterback Matt Ryan (2) celebrates a touchdown against the Carolina Panthers during the first half of an NFL football game, Sunday, Oct. 31, 2021, in Atlanta. (AP Photo/John Amis)

New Orleans Saints quarterback Trevor Siemian (15) passes in the first half of an NFL football game against the Tampa Bay Buccaneers in New Orleans, Sunday, Oct. 31, 2021. (AP Photo/Derick Hingle)

Atlanta Falcons quarterback Matt Ryan (2) speaks with Atlanta Falcons head coach Arthur Smith during the second half of an NFL football game against the Carolina Panthers, Sunday, Oct. 31, 2021, in Atlanta. (AP Photo/John Amis)

New Orleans Saints head coach Sean Payton talks on the sideline in the first half of an NFL football game against the Tampa Bay Buccaneers in New Orleans, Sunday, Oct. 31, 2021. (AP Photo/Derick Hingle)

Atlanta Falcons linebacker Adetokunbo Ogundeji (92) celebrates coming up with a fumble against the Carolina Panthers during the first half of an NFL football game, Sunday, Oct. 31, 2021, in Atlanta. (AP Photo/Mark Humphrey)