It's a look that's been around forever, but I've certainly never see so much of it... at least not in one place. I'm talking about the "short-sleeved-polo shirt-over-a-long sleeved-undershirt" look.In the past, at the Open Championship... and other events where the weather was blustery... a more traditional sweater-over-a-polo-shirt, (possibly topped by a wind shirt or jacket) was the way most