More than a racer: At his marker, community remembers Greg Biffle for his heart

Fans mourning the death of former racer Greg Biffle visited his marker on at the North Carolina Racing Walk of Fame on Friday.

Greg Biffle’s Wife Cristina Spent Last Days Before Fatal Plane Crash Helping 'Well Over 1,000' Kids Get a Dose of Holiday Cheer (Exclusive)

The couple, who were killed in a plane crash along with their two children and three others, have a legacy of giving back, Cristina's mother Cathy Grossu tells PEOPLE
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