He was instrumental in the race's success since 1980.
Many fights aren't won in the first round, especially when the opponent is cancer.
Canadians turned out to honor their departed legend.
The event celebrates a record $22 million raised for St. Jude Hospital.
He is putting his running dreams on hold for now.
He ran 143 back-to-back marathons on one leg to raise money for cancer research.
Grete's husband continues to hear tributes being paid to his late wife.
He's taking part in this weekend's Pittsburgh Marathon.
The late great Grete Waitz set an example that all marathon runners would do well to follow.