CHARLOTTE, N.C. (AP) — NASCAR’s offseason is short, and Kyle Larson made sure to take advantage of every day of his break.

He focused on racing.

There’s been almost no break at all for Larson. He spent so much time racing away from home this winter that when his family returned to North Carolina this week, 3-year-old son Owen could confirm that Santa had indeed visited on Christmas.

Larson was a strong championship contender in a career-breakout 2017 season, and many believe he was the top threat in Martin Truex Jr.’s title campaign. Only an engine failure knocked Larson from the playoffs…