Golf: Hadley thanks his 'Nana', Johnson slips while Koepka misses cut at Palmetto

June 12, 2021 5:38 PMWASHINGTON (AFP) - Chesson Hadley fired a five-under 66 to take a two-shot lead at the halfway stage of the Palmetto Championship in South Carolina, as a late stumble proved costly for world No. 1 Dustin Johnson on Friday (June 11).