The European Tour added that it is closely watching the Iran situation, and taking the necessary steps to ensure protection to players and their families.
A Unites States team teetering on the brink of rendering Sunday’s singles largely immaterial played its way back into contention in afternoon foursomes in the Presidents Cup at Royal Melbourne on Saturday.
Though the United States' Presidents Cup line-up is loaded in comparison to its International counterpart, a potential loss of Johnson would be a huge blow.
