Kendra "Keni" Harrison broke the 28-year-old 100-meters hurdles record at the Müller Anniversary Games in London.

Never put all your eggs in one basket. Never count your chickens before they hatch. And never celebrate too early. You may regret it. And…

Lightning fast Usain Bolt took back the world title in the 100 meters on Sunday, crossing the finish line at the Luzhniki stadium in Moscow Read the full Story Here: http://photoblog.nbcnews.com/_news/2013/08/12/19986959-lightning-strikes-as-usain-bolt-storms-to-world-championship-gold?lite