A record field took part on the run along Boston's Emerald Necklace Park System.
A string of assaults has prompted them to take action.
The former Boston champ was 80 years old.
The race continues to rise in popularity.
He didn't take up racing until he was 70 years old.
The race is along some of the most picturesque roads in the country.
The annual race continues to grow in participation and popularity.
The women's running pioneer also to be inducted into Sports Museum of New England Hall of Fame.
The event takes place over two days.
The two Boston legends will race an inaugural 10K later this month.