If this turns out to be true then this is a serious blow to the Arizona Cardinals who are the #1 team in the NFL as of week 10.
http://www.foxsports.com/nfl/story/arizona-cardinals-qb-carson-palmer-believed-to-have-torn-acl-done-for-season-110914
>>>>>>Arizona Cardinals quarterback Carson Palmer left with an injured left knee early in the third quarter of Sunday's game against the St. Louis Rams.
FOX Sports 1 NFL Insider Mike Garafolo reported initial tests showed Palmer tore his left ACL and will miss the rest of the season. He will have further tests to confirm the extent of the injury.<<<<<<<<