Abdi Abdirahman talks about what it would mean for an American to win the 2014 Boston Marathon.
Kenyan Moses Mosop, second at Boston in 2011, also announces withdrawal from race.
The newly minted marathoner is ready to mix it up against a stacked men's field.
The four-time Olympian hopes to add another U.S. title to his resume.
Matt Tegenkamp and Molly Pritz are the current favorites.
American Ben True finishes a close second in the men's race.
It will be Abdi versus Meb in the men's race.
Kenyan is a dark horse to win Monday's race.
30-year-old American is in the midst of a comeback, and he hopes his hard work pays off in Boston.