Video: Rogue Ball Attacks Carl Pettersson's Ball!
/From an unbylined Sky report on day two of the 2013 U.S. Open at Merion.
When asked about the freak incident on the fifth, Pettersson admitted he "had no clue" as to who hit the rogue shot, which was likely to have come from the adjoining second hole.
"I was getting ready to go and pulled the club back and a ball bounced and hit my ball, so I managed to stop," he said. "I've never seen that or experienced that before.
