Golf: Dustin Johnson takes firm lead, Tiger Woods hopes for favourable cut at the U.S. Open

Dustin Johnson grabbed a three-stroke lead after U.S. Open second round. Tiger Woods moved close to the expected cut line. Woods showed plenty of grit at the end of his second round at the U.S. Open. Woods is 14 shots back of leader Dustin Johnson. Johnson shot 3-under-par 67 in the second round of the U.S. Open.