[Yahoo! Sports] Offseason report cards (SI.com) (http://us.rd.yahoo.com/sports/rss/nfl/SIG=12k701oq3/*http%3A//sports.yahoo.com/nfl/news?slug=cnnsi-offseasonreport&prov=cnnsi&type=lgns)

Since training camps are opening, it makes sense that we make a final evaluation of what has transpired around...

Of course very subjective, Pack= D, Bears= C, Lions= B, Minn= B
Not a bad summation.