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HMS hungry for more (titles, that is)

Updated: January 25, 2012, 6:24 PM ET
By David Newton | ESPN.com

CONCORD, N.C. -- Chad Knaus was relaxed and laughing, almost giddy.

The two-week vacation Jimmie Johnson's crew chief spent in South Africa while his Sprint Cup team tested at Daytona International Speedway -- learning how the Atlantic and Indian oceans coming together impact cloud formations, what real poverty is like and how big a rhinoceros is compared to pictures in National Geographic -- was life-changing.

"Living in the United States, we're so confused by what reality ...

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