Dunbar broke the finish tape in 23 : 17 with arms in the air .
Dunbar took the title and its $600 prize by three seconds over Spisak ( 23 : 20 ) .
Breaking the finish tape in 23 : 17 with arms in the air , Dunbar took the title and its $600 prize by three seconds over Spisak ( 23 : 20 ) .