

She ended up being disqualified from the race and was expelled from the Amateur Athletic Union. Despite having a terrible start to the race and having to run twenty four miles after that, she finished the marathon in four hours and twenty minutes.

Her then-boyfriend stepped in and shoved the race official. At the two mile point in the race, the Boston race manager came at her, grabbed her bib and tried to physically stop her from running the race.

Her participation in the race, however, got her noticed. Because of this it was not obvious that she was a female competitor. She signed up for the marathon under her initials instead of her name because her name was always spelled wrong. Her coach at the time thought women were too fragile to run long distances and so she ran the marathon distance of 26.2 miles during training to prove him wrong. When Kathrine registered for the 1967 Boston Marathon, female competitors were not allowed.
