Roush Fenway Racing driver Greg Biffle mourns the passing of his father

CHARLOTTE, NC - MAY 21: Greg Biffle, driver of the #16 Cheez-It Ford, walks on the grid prior to the NASCAR Sprint Cup Series Sprint Showdown at Charlotte Motor Speedway on May 21, 2016 in Charlotte, North Carolina. (Photo by Jared C. Tilton/Getty Images)

Greg Biffle announced that his father, Garland Jack Biffle, passed away on Tuesday morning.

He made the announcement on Twitter shortly after his father's passing.

Biffle, racing in his 14th NASCAR Sprint Cup Series season, was introduced to the world of motorsports by his father at a young age.

Our condolences go out to Biffle and his family.