Most teams play with a four-man front and three linebackers.
He's learning to play end already in a four-man front.
However, when the team went from a three-man to a four-man front last season, Miller's role became to take on the tight end.
He is best at pushing the pocket from a four-man front.
A few times they've used a four-man front.
The Cardinals were using a four-man front and four linebackers - a defense they had never used before.
Throughout the season the Jets have sprinkled in a four-man defensive front.
Of course, it is easy to decide to go to a four-man front when the team has three first-round draft picks on the defensive line.
The Giants changed that in the second half to tie the game with its four-man front getting enough pressure on the running and passing games.
We're playing a team that uses a four-man front, so it required a bit more study on his part, knowing where their keys are.