By Matt Smith ABU DHABI (Reuters) - Rory McIlroy grazed the pin from nearly 270 yards on the final hole of his fog-delayed second round at the Abu Dhabi Championship on Saturday, before settling for a tap in eagle and a place in the leading threesome for the afternoon’s third round. Such a scenario seemed improbable 20 minutes earlier when the four-times major winner was one-over after 16 holes, five strokes behind clubhouse leader Andy Sullivan, and facing his first birdie-less round since May’s Irish Open. More...