CNN  —  As the latest inductee into one of sport’s most exclusive clubs , there is little that grand slam champion Rory McIlroy has not seen in the game of golf. Then, just past the halfway mark of his Open Championship third round on Saturday, he swung. Enjoying an excellent day in front of a vociferous home support at Royal Portrush in Northern Ireland, the 36-year-old found himself in a spot of bother when his tee shot at the par-four 11th curved into the rough on the right of the fairway.