Dianna Russini and Tashan Reed explain the background on the dispute between the Raiders and Christian Wilkins that led to his release.

This article was originally published on www.si.com/nfl/raiders as Why the Raiders Are Most Improved Team in the NFL. The Las Vegas Raiders are hard at work implementing the many changes they made this offseason. The Raiders addressed some of their biggest roster needs but must now put it together on the field in training camp.

As the Las Vegas Raiders work through training camp, a palpable buzz is emanating across the franchise. The buzz centers on an unexpected breakout star emerging in the form of rookie wide receiver Dont'e Thornton.