Late July - Training camps open.
Aug. 9-13 - Preseason openers.
Sept. 5 - Regular-season opener.
Sept. 9-10 - First full regular-season weekend.
Facing a fourth-and-1 from their 43-yard line with 1:05 left to play, the Ravens sealed a victory over the Chiefs as head coach John Harbaugh elected to go for it and quarterback Lamar Jackson sealed the win.