<page_title> 2015 World Championships in Athletics – Men's decathlon </page_title> <section_title> 100 metres </section_title> <table> <cell> 1 <col_header> Rank </col_header> </cell> <cell> Ashton Eaton <col_header> Athlete </col_header> </cell> <cell> 10.23 <col_header> Result </col_header> </cell> <cell> CDB <col_header> Notes </col_header> </cell> </table>
Eaton won the first event, the 100 metres in 10.23, a World Championship Decathlon best.