1st-and-10 at SF 43
The Chiefs are in 12 personnel, and are lined up in one of their common unbalanced formations. The 49ers have switched to their version of the 4-3 over front — with SAM linebacker Ahmad Brooks on the line of scrimmage — in front of a traditional Cover-3.
Andy Reid dials up a screen to Tyreek Hill, which is handled well by the 49ers defense — particularly by the highlighted defenders:
As Hill steps back for the screen, the Chiefs’ second tight end gets around Brooks, so Rashard Robinson flies up and throws his body at the blocker. Hill drops the ball — which has yet to be declared incomplete or a fumble — as Brooks fights through his block toward the receiver.
Meanwhile, Reuben Foster makes a beeline for the ball, which is laying on the ground near Hill:
Hill wants little to do with the ball on the ground, as Brooks pushes him away from the play:
Foster tries to pick the ball up on the run, but instead pushes it toward LEO Arik Armstead, who grabs the ball and heads downfield:
Armstead is soon tackled — and the pass is eventually determined to be incomplete — but this is a great example of the defense’s teamwork and attacking philosophy: