URLs from runnersworld.com:
URL:
http://runnersworld.com/
URL:
http://runnersworld.com/article/0,7120,s6-238-244-255-10427-0,00.html
URL:
http://runnersworld.com/article/0,7120,s6-238-244-255-11937-0,00.html
URL:
http://runnersworld.com/article/0,7120,s6-238-244-255-11939-0,00.html
URL:
http://runnersworld.com/article/0,7120,s6-238-244-255-12022-0,00.html
URL:
http://runnersworld.com/article/0,7120,s6-238-267-268-11181-0,00.html
URL:
http://runnersworld.com/article/0,7120,s6-241-287--12312-0,00.html
URL:
http://runnersworld.com/article/0,7120,s6-380-381-388-11879-0,00.html
URL:
http://runnersworld.com/cda/racefinderresult/1,7149,s6-239-283-284-0-0-0,00.html