By Alek Arend Earlier this week in New York Giants training camp, a team brawl broke out during practice. Even an assistant coach was involved. Giants offensive line coach Bobby Johnson shoved linebacker Cam Browl during a team brawl on Monday. Johnson became angry with Brown when he saw him dragging offensive lineman Jon Feliciano out of a melee. “The incident [Monday], I take full responsibility,” Johnson said Tuesday during a news conference, via ESPN.com. “I’m remorseful. It can’t happen. It won’t happen again. He added, “I’ve apologized to the appropriate people. In particular, Cam. I hav…