The Daily Norseman uncovers a startling correlation and trend in Pro Football Focus grades for Matt Kalil over the course of his short career.
As the NFL draft fast approaches, the Vikings have a lot of different directions they could go in trying to reload the roster for the 2015 season. Months ago Rick Spielman and the team began identifying the team's biggest needs to address this off-season, and while offensive line is surely a part of those needs, it remains to be seen if left tackle is among them. This study looks at Matt Kalil's performance over his first three seasons as the Vikings starting left tackle using player grades from Pro Football Focus to try to determine what kind of player he is, and if the Vikings should be looking to find an upgrade.