It's hard to believe that On Athletics Club (OAC), the running team sponsored by the Swiss shoe company known for its distinctive outsole bubbles, was launched less than two years ago. Made up of nine ...

Niwot sophomore Addy Ritzenhein has already established herself as Colorado’s next distance running icon. Another win, another record, the spotlight grows. She would just prefer to share in it … In ...

GRAND RAPIDS, MI – Dathan Ritzenhein returns to the Chicago Marathon on Sunday, and this time he has added help to push him at the site of one of his best races a year ago. Ritzenhein, a 2001 Rockford ...

Addy Ritzenhein, the reigning MileSplit50 Athlete of the Year in cross country, signed a Name, Image and Likeness deal with On on Thursday. Amid a star-making year, Niwot sophomore Addy Ritzenhein ...

GRAND RAPIDS, MI – Dathan Ritzenhein has laid out his upcoming plans for competitive running. Bank of America Chicago Marathon organizers announced this week that Ritzenhein will return to run the ...

Getting your Trinity Audio player ready... Dathan Ritzenhein had just walked off an airplane and turned on his phone when the buzzing of a voice message caught his attention. For some reason, Colorado ...