2013 U.S. Open At Merion: Thursday Is Derecho Day?
/I'm already tired of hearing about this storm that's going to take a course draining well and making a mess of Merion, if forecasts are to be believed.
Jay Coffin explains the meaning of a derecho, which is expected to halt play sometime after lunch and begin a property evacuation of sorts at the 2013 U.S. Open.