Usain Bolt still heavy favorite to win 100 meters (USA TODAY)

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By Reid Cherner, USA TODAY

Updated 49m ago

CAPTION

By Kirby Lee, USA TODAY Sports

If you don't think Usain Bolt is still the fastest human on earth, there is money to be made.

Bolt is -133 (bet $133 to win $100) to repeat as the 100-meter gold medal winner according to sportsbook.ag (via covers.com).

On Saturday, Bolt ran a 10.09 in the prelims, the ninth best time. The USA'sRyan Bailey had the best qualifying time in 9.88.

Here are the odds for the 100 meters (finals are today):

Bolt: -133

Yohan Blake: +160

Tyson Gay: +2000

Ryan Bailey: +2200

Justin Gatlin: +2200

Asafa Powell: +4500

Keston Bledman: +20000

Richard Thompson: +25000

Adam Gemili: +25000

Dwain Chambers: +30000

Churandy Martina: +30000

Daniel Bailey: +30000

See photos of: Olympics, Usain Bolt