3 : Defense And Reaching Second Level -

To prevent the offense from reaching and neutralizing the second level, defenses focus on two main tactics:

Defensive tackles (often called "space eaters") take on double teams. Their job isn't necessarily to make the tackle, but to keep offensive linemen busy so they cannot "climb" to the linebackers. 3 : Defense and Reaching Second Level

When coaches talk about a defense's ability to "reach the second level," they are usually describing the chess match between offensive blockers and the defensive front. To prevent the offense from reaching and neutralizing