Kansas City Chiefs cornerback Jaylen Watson was placed in the concussion protocol and backup safety Deon Bush was lost for the season to a ruptured Achilles tendon sustained during their first preseason game Saturday night.

Kansas City Chiefs safety Deon Bush is expected to miss the upcoming season after sustaining a torn left Achilles during the team's preseason game against the Arizona Cardinals on Saturday.

When Chiefs safety Deon Bush left the team's first preseason game with an Achilles injury, the obvious concern was that he suffered a season-ending tear of the tendon.