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Ryan Hall takes second at the annual run in San Francisco.
It will be his first race this year.
The top 100 largest-timed U.S. road races include 42 half-marathons.
He squares off against Sammy Kitwara this weekend.
A local company stepped up to help the famous race.
She has been a force to recon with on the American Road Racing circuit.
The top contenders are all 24 years old or younger. The 99th Bay to Breakers 12K road race will take place Sunday in San Francisco. More
Sammy Kitwara runs fastest 12K ever as American Deena Kastor finishes third in women’s race.