Koepka feeling ‘great’ in pursuit of hat-trick after back-to-back 69s

Justin Rose held a two-shot lead when he signed for a second round of 70, with Brooks Koepka nicely poised at Pebble Beach. Brooks Koepka fancies his chances of winning a third consecutive U.S. Open title after moving within three shots of leader Justin Rose at the halfway mark. Koepka matched his first round of …