Robert MacIntyre ducked his head under the branches and climbed into a mess of bushes behind the fifth green without a golf club, first seeing if he could find his ball and then deciding if it was worth trying to play it.

Robert MacIntyre is not backing down from anyone this week. Not even the World No. 1 or some rowdy American fans.

Robert MacIntyre watched his par putt at the 14th hole drop, then snapped his head back to the crowd, pumping his fist and holding his finge