How to watch, listen and follow: Carolina at San Francisco in Week 8

[Sir Purr]

ADVANCE FOR WEEKEND, DEC. 28-29 - FILE - In this Nov. 10, 2013, photo, Carolina Panthers middle linebacker Luke Kuechly, left, sacks San Francisco 49ers quarterback Colin Kaepernicl during an NFL football game in San Francisco. New York Jets coach Rex Ryan recently called Kuechly a "tackling machine" and said "if he's not the best middle linebacker in the league then I'm not sure who is." (AP Photo/Marcio Jose Sanchez, File)