Cika wannan jumlar: A watan Yunin 2018, Johnson ya bude
US Open a Shinnecock Hills tare da zagaye na 69-67 don jimlar 4-karkashin-par don riƙe da rami na 36 ta hanyar bugun jini huɗu, dan wasa kawai a ƙarƙashin matakin a tsakiyar mataki. Daga nan sai ya harbi 77 a lokacin zagaye na uku mai wuya, wanda ya sake dawo da shi zuwa madaidaiciyar hanyar huɗu don jagora zuwa zagaye na ƙarshe. Ya harbe har ma a zagaye na karshe kuma ya gama a matsayi na uku.