New CB was part fo storng group in Indy Recently, an NFL analyst tweeted out the best trio of cornerbacks based on the past three seasons. It provided good and encouraging news for the Las Vegas Raiders. Rock Ya-Sin, who the Raiders acquired in a trade with the Indianapolis Colts for defensive end Yannick Ngakoue in March, was part of the trio that placed in second place. Ya-Sin’s Indianapolis trio were given a grade of perfectly covered defense on 69.16 percent of the plays. You can check out the entire list here: Here are the best and worst CB trios…