The Las Vegas Raiders must be ready to play against some real competition because the veterans are already scuffling. What is even more of a surprise is that it was Kirk Cousins and Maxx Crosby, the two leaders of both sides of the ball. The altercation started after Crosby hit Cousins for a second time during practice, according to ESPN's Ryan McFadden. Article Continues Below“You want him to defend your team,” Mayer said. As for Crosby, he had been warned ahead of training camp about hitting the quarterback.