<prompt> Bhala ukuqhubeka kwalesi sigaba - Le kilabhu ibambe i-U.S. Open isikhathi sesishiyagalolunye ngo-2016  <response>: , futhi uDustin Johnson washaya 276 4 ukuze anqobe isicoco sakhe sokuqala esikhulu ngemivimbo emithathu. 