A much more interesting "marathon cheating" story: http://time.com/3822577/rosie-ruiz-history/ Also related to Boston: http://www.runnersworld.com/boston-marathon/dozens-suspected...
I didn't find this one as interesting. She took the subway and popped out for the last mile. The half marathon we got a lot of info about the pace, cadence, and heartrate that the runner herself submitted.
> And while Ruiz never faced criminal consequences for faking her race finishes, she later ran afoul of the law for unrelated reasons. In 1982, she was charged with stealing $60,000 from the realty company she worked for, and in 1983 she was arrested for selling two kilos of cocaine to an undercover detective, per the AP.