Check out these great shots from San Francisco's most fun race!
Ryan Hall takes second at the annual run in San Francisco.
It will be his first race this year.
Female runners steal the show in the Big Apple.
Delilah DiCrescenzo won the women's division.
The Iowa resident and native of Burundi is back at the Olympics 12 years after her first experience.
The Chicago-area native will return to her home turf.
The world cross-country champion looks to defend her title in Albany.