Check out some of the career highlights from one of America's top marathoners!
The Ethiopian is the pre-race favorite.
He has been a force in the race since its founding five years ago.
He would also like to set a British record.
The Welsh world-record holder ran a blazing 2:08 that year.
The double-Olympic gold medalist learned a lot about his race.
Priscah Jeptoo and Tsegaye Kebede are the newly crowned champions.
Boston One Fund has already raised $10 million in donations.
She had been primed to run well in New York last year.
No athletes have dropped out due to security concerns.