UPDATE: Runner Desiree Davila Drops Out of Olympic Marathon

Update 6:45 a.m.: NBC reports Desiree Davila has dropped out of the marathon.

5:44 a.m.: Will she run?

That's the question that U.S. Olympian Desiree Davila herself was still struggling to answer during interviews in the days leading up to the Sunday women's marathon.

As of Saturday, Davila, who trains in Rochester Hills with the  had plans to be a part of the Sunday morning marathon event.

, of Royal Oak, is with her in Lomdon.

She told NBC's Joe Battaglia in a report posted on NBCOlympics.com that the state of her   is not ideal, but that she "is committed to getting to the start and seeing what I can do."

The marathon begins at 6 a.m. Eastern time. NBC Local 4 is scheduled to broadcast the marathon event live from 6 to 9 a.m.

Earlier this week, Davila hinted at the emotional ride she has endured since arriving in London in this tweet sent from her @des_davila account: "Oh, so you enjoy scary rides? Try an EMOTIONAL ROLLER COASTER!" - me to sports psychologist."

Davila is the fastest American distance runner. In 2011 she finished second — by 2 seconds — in the Boston Marathon. In that race, she clocked the fastest time ever by an American woman: 2:22:38.

Because the marathon event is being shown live on NBC, Royal Oak Patch plans to report on the results on Sunday as they are announced.