Playoffs intensity ratchets up for Matt Kenseth, other former champions

Bob Pockrass NASCAR • NASCAR writer for ESPN.com • 2009, 2013 NMPA Writer of the Year • More than 25 years experience covering motorsports Follow on Twitter KANSAS CITY, Kan. -- Matt Kenseth knows his best chance of advancing to the semifinal round of the playoffs would be to win Sunday at Kansas Speedway