Charles Schwab Challenge: Kevin Na takes lead; Jordan Spieth in tie for 2nd Unknown 01:58 Na carded three birdies, including two to open the round on the 1st and 2nd holes. Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsHockey World Cup 2018: Head coach Harendra Singh says India's real test begins now after team seals quarter-final berthUkrainian boxer Vasiliy Lomachenko seals victory over Jose Pedraza to unify WBO and WBA lightweight beltsSerie A: Napoli get ready for all-important Liverpool clash with comfortable win over Frosinone; Roma suffer 'absurd' collapsePremier League: Manchester City manager Pep Guardiola wants his team to be champions, not invinciblesDevils look to rebound on road at SharksAmari Cooper on Playing For The Cowboys: ‘It’s Really a Dream Come