Ready, set, register for the Chicago Marathon!

Dathan Ritzenhein, three-time Olympian and the third fastest American marathon runner, and Executive Race Director Carey Pinkowski stop by Johnny’s studio discuss the 2013 Bank of America Chicago Marathon, which is officially open for registration today.

BankOfAmericaChicagoMarathon2012-29235802

The start of the 2012 Bank of America Chicago Marathon. (Michael Tercha / Chicago Tribune)

Follow

Get every new post delivered to your Inbox.

Join 2,506 other followers