Pack's LaFleur mulls low grade in player survey (0:58) PHOENIX -- As grateful as he is to be back for an eighth season as the Green Bay Packers coach and with a contract extension to boot, Matt LaFleur said he's aware of the issues that have prevented his team from making a Super Bowl run despite three straight playoff appearances and six in his seven seasons. Speaking Monday for the first time since signing his extension in January after the Packers' wild-card loss to the Chicago Bears -- one of several games last season in which they blew late leads -- LaFleur did not duck the low grade he received in the NFLPA's annual player survey but explained why he thinks he might have been one of only six coaches to receive lower than a B. LaFleur received a B-minus after getting an A-minus the previous year.…