|Kevin Na is in contention at the U.S. Open. (©USGA/Darren Carroll)|
Na, playing in his fourth U.S. Open, shot 68 and 69 in the first and second rounds. Making his eighth appearance in the national championship, Snedeker fired 69 and 68. Snedeker has putted well, with just 56 putts through the first 36 holes.