She's nervous and excited about her marathon debut.
One of the leading shoe brands was recognized in a recent survey.
She is a history-making runner, women's running advocate, commentator, and author.
Last year's winner, Mike Wardian, will return to defend his title.
Approximately 100 runners are expected to take part in the ultra.
He is hoping to run a negative-split race there next week.
He knew he had it with two laps to go.
He defeated a highly competitive field with just one shoe on.